From 204890200d5d8babe9cdfb93a43ef2ec747cefe2 Mon Sep 17 00:00:00 2001
From: Yohei Yasukawa <yohei@yasslab.jp>
Date: Thu, 7 Nov 2024 15:53:13 +0900
Subject: [PATCH] Exec: bundle exec rake upsert_project_pages_by_data

---
 _posts/2016-09-01-smart_pen.md                            | 8 ++++----
 _posts/2016-09-01-voice_commander.md                      | 8 ++++----
 _posts/2016-09-01-vr_picture_book_maker.md                | 8 ++++----
 _posts/2017-09-01-anki_cookie.md                          | 8 ++++----
 _posts/2017-09-01-draw_code.md                            | 8 ++++----
 _posts/2017-09-01-fall_in_friends.md                      | 8 ++++----
 _posts/2017-09-01-listenable_keyboard.md                  | 8 ++++----
 _posts/2017-09-01-music_reminder.md                       | 8 ++++----
 _posts/2017-09-01-narratica.md                            | 8 ++++----
 _posts/2017-09-01-papa.md                                 | 8 ++++----
 _posts/2017-09-01-rakuraku_yomiyomi.md                    | 8 ++++----
 _posts/2017-09-01-savacs.md                               | 8 ++++----
 _posts/2017-09-01-smile_iot.md                            | 8 ++++----
 _posts/2017-09-01-vamboo.md                               | 8 ++++----
 _posts/2018-09-01-camera_translation.md                   | 8 ++++----
 _posts/2018-09-01-corkboard.md                            | 8 ++++----
 _posts/2018-09-01-lets_eigo_puzzle.md                     | 8 ++++----
 _posts/2018-09-01-life_watcher.md                         | 8 ++++----
 _posts/2018-09-01-memory_capsule.md                       | 8 ++++----
 _posts/2018-09-01-robot_soccer.md                         | 8 ++++----
 _posts/2018-09-01-smile_meeting_room.md                   | 8 ++++----
 _posts/2018-09-01-sound_in_the_forest.md                  | 8 ++++----
 _posts/2018-09-01-toubans.md                              | 8 ++++----
 _posts/2018-09-01-touch_buy.md                            | 8 ++++----
 _posts/2018-09-01-utips.md                                | 8 ++++----
 _posts/2018-09-01-vreath.md                               | 8 ++++----
 _posts/2019-09-01-abecobe.md                              | 8 ++++----
 _posts/2019-09-01-amoyo.md                                | 8 ++++----
 _posts/2019-09-01-det_exploit.md                          | 8 ++++----
 .../2019-09-01-edge_guided_anime_characters_generation.md | 8 ++++----
 _posts/2019-09-01-fresh_capsule.md                        | 8 ++++----
 _posts/2019-09-01-mallet.md                               | 8 ++++----
 _posts/2019-09-01-manage_stock.md                         | 8 ++++----
 _posts/2019-09-01-neulot.md                               | 8 ++++----
 _posts/2019-09-01-pirka.md                                | 8 ++++----
 _posts/2019-09-01-relay_master.md                         | 8 ++++----
 _posts/2019-09-01-smart_vj.md                             | 8 ++++----
 _posts/2019-09-01-tea.md                                  | 8 ++++----
 _posts/2019-09-01-virtual_presents.md                     | 8 ++++----
 _posts/2020-09-01-align.md                                | 8 ++++----
 _posts/2020-09-01-brush_talk.md                           | 8 ++++----
 _posts/2020-09-01-color_overlap.md                        | 8 ++++----
 _posts/2020-09-01-critica.md                              | 8 ++++----
 _posts/2020-09-01-flight_fit_vr.md                        | 8 ++++----
 _posts/2020-09-01-force_book.md                           | 8 ++++----
 _posts/2020-09-01-glider_gun.md                           | 8 ++++----
 _posts/2020-09-01-guinfra.md                              | 8 ++++----
 _posts/2020-09-01-levo.md                                 | 8 ++++----
 _posts/2020-09-01-mer.md                                  | 8 ++++----
 _posts/2020-09-01-poet.md                                 | 8 ++++----
 _posts/2020-09-01-rocat.md                                | 8 ++++----
 _posts/2020-09-01-skimer.md                               | 8 ++++----
 _posts/2020-09-01-spaghetian.md                           | 8 ++++----
 _posts/2020-09-01-visible.md                              | 8 ++++----
 _posts/2021-09-01-anyget.md                               | 8 ++++----
 _posts/2021-09-01-augment.md                              | 8 ++++----
 _posts/2021-09-01-birds_eye.md                            | 8 ++++----
 _posts/2021-09-01-curepathy.md                            | 8 ++++----
 _posts/2021-09-01-cybotanic.md                            | 8 ++++----
 _posts/2021-09-01-haniwa.md                               | 8 ++++----
 _posts/2021-09-01-killin_engine.md                        | 8 ++++----
 _posts/2021-09-01-mark_sdgs.md                            | 8 ++++----
 _posts/2021-09-01-mock_up.md                              | 8 ++++----
 _posts/2021-09-01-puguette.md                             | 8 ++++----
 _posts/2021-09-01-researcheck.md                          | 8 ++++----
 _posts/2021-09-01-telport.md                              | 8 ++++----
 _posts/2021-09-01-vr_sandbox.md                           | 8 ++++----
 _posts/2021-09-01-web_koten.md                            | 8 ++++----
 _posts/2022-09-01-craftere_post.md                        | 8 ++++----
 _posts/2022-09-01-fluxel.md                               | 8 ++++----
 _posts/2022-09-01-hak.md                                  | 8 ++++----
 _posts/2022-09-01-michishirube.md                         | 8 ++++----
 _posts/2022-09-01-motion_rapid.md                         | 8 ++++----
 _posts/2022-09-01-noxicel.md                              | 8 ++++----
 _posts/2022-09-01-nu_desktop.md                           | 8 ++++----
 _posts/2022-09-01-r-order.md                              | 8 ++++----
 _posts/2022-09-01-sanitas.md                              | 8 ++++----
 _posts/2022-09-01-scairecrow.md                           | 8 ++++----
 _posts/2022-09-01-study_rec.md                            | 8 ++++----
 _posts/2023-09-01-3d_printed_brushless_motor.md           | 8 ++++----
 _posts/2023-09-01-a9n.md                                  | 8 ++++----
 _posts/2023-09-01-ai_4koma_maker.md                       | 8 ++++----
 _posts/2023-09-01-bakusoku_agv.md                         | 8 ++++----
 _posts/2023-09-01-be_free.md                              | 8 ++++----
 _posts/2023-09-01-capitalens.md                           | 8 ++++----
 _posts/2023-09-01-code_museum.md                          | 8 ++++----
 _posts/2023-09-01-hato.md                                 | 8 ++++----
 _posts/2023-09-01-lescued.md                              | 8 ++++----
 _posts/2023-09-01-motion_simulator.md                     | 8 ++++----
 _posts/2023-09-01-niwangojs.md                            | 8 ++++----
 _posts/2023-09-01-stask.md                                | 8 ++++----
 _posts/2023-09-01-umeda_sansei_kai.md                     | 8 ++++----
 _posts/2023-09-01-voice_genius.md                         | 8 ++++----
 _posts/2024-09-01-ai_study.md                             | 8 ++++----
 _posts/2024-09-01-bento_color.md                          | 8 ++++----
 _posts/2024-09-01-co_encoder.md                           | 8 ++++----
 _posts/2024-09-01-digikan.md                              | 8 ++++----
 _posts/2024-09-01-fairy_guide.md                          | 8 ++++----
 _posts/2024-09-01-inton.md                                | 8 ++++----
 _posts/2024-09-01-jellyfish_alert.md                      | 8 ++++----
 _posts/2024-09-01-maglev_sphere_mobility.md               | 8 ++++----
 _posts/2024-09-01-mimamori_compass.md                     | 8 ++++----
 _posts/2024-09-01-mimic.md                                | 8 ++++----
 _posts/2024-09-01-picto_plate.md                          | 8 ++++----
 _posts/2024-09-01-qwet.md                                 | 8 ++++----
 _posts/2024-09-01-reproduce.md                            | 8 ++++----
 _posts/2024-09-01-sakubun_otasuke.md                      | 8 ++++----
 _posts/2024-09-01-swaq.md                                 | 8 ++++----
 _posts/2024-09-01-tactica_note.md                         | 8 ++++----
 _posts/2024-09-01-tutoriallm.md                           | 8 ++++----
 _posts/english/2016-09-01-smart_pen.md                    | 8 ++++----
 _posts/english/2016-09-01-voice_commander.md              | 8 ++++----
 _posts/english/2016-09-01-vr_picture_book_maker.md        | 8 ++++----
 _posts/english/2017-09-01-anki_cookie.md                  | 8 ++++----
 _posts/english/2017-09-01-draw_code.md                    | 8 ++++----
 _posts/english/2017-09-01-fall_in_friends.md              | 8 ++++----
 _posts/english/2017-09-01-listenable_keyboard.md          | 8 ++++----
 _posts/english/2017-09-01-music_reminder.md               | 8 ++++----
 _posts/english/2017-09-01-narratica.md                    | 8 ++++----
 _posts/english/2017-09-01-papa.md                         | 8 ++++----
 _posts/english/2017-09-01-rakuraku_yomiyomi.md            | 8 ++++----
 _posts/english/2017-09-01-savacs.md                       | 8 ++++----
 _posts/english/2017-09-01-smile_iot.md                    | 8 ++++----
 _posts/english/2017-09-01-vamboo.md                       | 8 ++++----
 _posts/english/2018-09-01-camera_translation.md           | 8 ++++----
 _posts/english/2018-09-01-corkboard.md                    | 8 ++++----
 _posts/english/2018-09-01-lets_eigo_puzzle.md             | 8 ++++----
 _posts/english/2018-09-01-life_watcher.md                 | 8 ++++----
 _posts/english/2018-09-01-memory_capsule.md               | 8 ++++----
 _posts/english/2018-09-01-robot_soccer.md                 | 8 ++++----
 _posts/english/2018-09-01-smile_meeting_room.md           | 8 ++++----
 _posts/english/2018-09-01-sound_in_the_forest.md          | 8 ++++----
 _posts/english/2018-09-01-toubans.md                      | 8 ++++----
 _posts/english/2018-09-01-touch_buy.md                    | 8 ++++----
 _posts/english/2018-09-01-utips.md                        | 8 ++++----
 _posts/english/2018-09-01-vreath.md                       | 8 ++++----
 _posts/english/2019-09-01-abecobe.md                      | 8 ++++----
 _posts/english/2019-09-01-amoyo.md                        | 8 ++++----
 _posts/english/2019-09-01-det_exploit.md                  | 8 ++++----
 .../2019-09-01-edge_guided_anime_characters_generation.md | 8 ++++----
 _posts/english/2019-09-01-fresh_capsule.md                | 8 ++++----
 _posts/english/2019-09-01-mallet.md                       | 8 ++++----
 _posts/english/2019-09-01-manage_stock.md                 | 8 ++++----
 _posts/english/2019-09-01-neulot.md                       | 8 ++++----
 _posts/english/2019-09-01-pirka.md                        | 8 ++++----
 _posts/english/2019-09-01-relay_master.md                 | 8 ++++----
 _posts/english/2019-09-01-smart_vj.md                     | 8 ++++----
 _posts/english/2019-09-01-tea.md                          | 8 ++++----
 _posts/english/2019-09-01-virtual_presents.md             | 8 ++++----
 _posts/english/2020-09-01-align.md                        | 8 ++++----
 _posts/english/2020-09-01-brush_talk.md                   | 8 ++++----
 _posts/english/2020-09-01-color_overlap.md                | 8 ++++----
 _posts/english/2020-09-01-critica.md                      | 8 ++++----
 _posts/english/2020-09-01-flight_fit_vr.md                | 8 ++++----
 _posts/english/2020-09-01-force_book.md                   | 8 ++++----
 _posts/english/2020-09-01-glider_gun.md                   | 8 ++++----
 _posts/english/2020-09-01-guinfra.md                      | 8 ++++----
 _posts/english/2020-09-01-levo.md                         | 8 ++++----
 _posts/english/2020-09-01-mer.md                          | 8 ++++----
 _posts/english/2020-09-01-poet.md                         | 8 ++++----
 _posts/english/2020-09-01-rocat.md                        | 8 ++++----
 _posts/english/2020-09-01-skimer.md                       | 8 ++++----
 _posts/english/2020-09-01-spaghetian.md                   | 8 ++++----
 _posts/english/2020-09-01-visible.md                      | 8 ++++----
 _posts/english/2021-09-01-anyget.md                       | 8 ++++----
 _posts/english/2021-09-01-augment.md                      | 8 ++++----
 _posts/english/2021-09-01-birds_eye.md                    | 8 ++++----
 _posts/english/2021-09-01-curepathy.md                    | 8 ++++----
 _posts/english/2021-09-01-cybotanic.md                    | 8 ++++----
 _posts/english/2021-09-01-haniwa.md                       | 8 ++++----
 _posts/english/2021-09-01-killin_engine.md                | 8 ++++----
 _posts/english/2021-09-01-mark_sdgs.md                    | 8 ++++----
 _posts/english/2021-09-01-mock_up.md                      | 8 ++++----
 _posts/english/2021-09-01-puguette.md                     | 8 ++++----
 _posts/english/2021-09-01-researcheck.md                  | 8 ++++----
 _posts/english/2021-09-01-telport.md                      | 8 ++++----
 _posts/english/2021-09-01-vr_sandbox.md                   | 8 ++++----
 _posts/english/2021-09-01-web_koten.md                    | 8 ++++----
 _posts/english/2022-09-01-craftere_post.md                | 8 ++++----
 _posts/english/2022-09-01-fluxel.md                       | 8 ++++----
 _posts/english/2022-09-01-hak.md                          | 8 ++++----
 _posts/english/2022-09-01-michishirube.md                 | 8 ++++----
 _posts/english/2022-09-01-motion_rapid.md                 | 8 ++++----
 _posts/english/2022-09-01-noxicel.md                      | 8 ++++----
 _posts/english/2022-09-01-nu_desktop.md                   | 8 ++++----
 _posts/english/2022-09-01-r-order.md                      | 8 ++++----
 _posts/english/2022-09-01-sanitas.md                      | 8 ++++----
 _posts/english/2022-09-01-scairecrow.md                   | 8 ++++----
 _posts/english/2022-09-01-study_rec.md                    | 8 ++++----
 _posts/english/2023-09-01-3d_printed_brushless_motor.md   | 8 ++++----
 _posts/english/2023-09-01-a9n.md                          | 8 ++++----
 _posts/english/2023-09-01-ai_4koma_maker.md               | 8 ++++----
 _posts/english/2023-09-01-bakusoku_agv.md                 | 8 ++++----
 _posts/english/2023-09-01-be_free.md                      | 8 ++++----
 _posts/english/2023-09-01-capitalens.md                   | 8 ++++----
 _posts/english/2023-09-01-code_museum.md                  | 8 ++++----
 _posts/english/2023-09-01-hato.md                         | 8 ++++----
 _posts/english/2023-09-01-lescued.md                      | 8 ++++----
 _posts/english/2023-09-01-motion_simulator.md             | 8 ++++----
 _posts/english/2023-09-01-niwangojs.md                    | 8 ++++----
 _posts/english/2023-09-01-stask.md                        | 8 ++++----
 _posts/english/2023-09-01-umeda_sansei_kai.md             | 8 ++++----
 _posts/english/2023-09-01-voice_genius.md                 | 8 ++++----
 _posts/english/2024-09-01-ai_study.md                     | 8 ++++----
 _posts/english/2024-09-01-bento_color.md                  | 8 ++++----
 _posts/english/2024-09-01-co_encoder.md                   | 8 ++++----
 _posts/english/2024-09-01-digikan.md                      | 8 ++++----
 _posts/english/2024-09-01-fairy_guide.md                  | 8 ++++----
 _posts/english/2024-09-01-inton.md                        | 8 ++++----
 _posts/english/2024-09-01-jellyfish_alert.md              | 8 ++++----
 _posts/english/2024-09-01-maglev_sphere_mobility.md       | 8 ++++----
 _posts/english/2024-09-01-mimamori_compass.md             | 8 ++++----
 _posts/english/2024-09-01-mimic.md                        | 8 ++++----
 _posts/english/2024-09-01-picto_plate.md                  | 8 ++++----
 _posts/english/2024-09-01-qwet.md                         | 8 ++++----
 _posts/english/2024-09-01-reproduce.md                    | 8 ++++----
 _posts/english/2024-09-01-sakubun_otasuke.md              | 8 ++++----
 _posts/english/2024-09-01-swaq.md                         | 8 ++++----
 _posts/english/2024-09-01-tactica_note.md                 | 8 ++++----
 _posts/english/2024-09-01-tutoriallm.md                   | 8 ++++----
 220 files changed, 880 insertions(+), 880 deletions(-)

diff --git a/_posts/2016-09-01-smart_pen.md b/_posts/2016-09-01-smart_pen.md
index 7ef6981a6..825f95869 100644
--- a/_posts/2016-09-01-smart_pen.md
+++ b/_posts/2016-09-01-smart_pen.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2016-09-01-voice_commander.md b/_posts/2016-09-01-voice_commander.md
index 1a964cd6b..7ba462b7b 100644
--- a/_posts/2016-09-01-voice_commander.md
+++ b/_posts/2016-09-01-voice_commander.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2016-09-01-vr_picture_book_maker.md b/_posts/2016-09-01-vr_picture_book_maker.md
index 84487e5dc..baa527785 100644
--- a/_posts/2016-09-01-vr_picture_book_maker.md
+++ b/_posts/2016-09-01-vr_picture_book_maker.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-anki_cookie.md b/_posts/2017-09-01-anki_cookie.md
index 8e0239ace..39d8925dc 100644
--- a/_posts/2017-09-01-anki_cookie.md
+++ b/_posts/2017-09-01-anki_cookie.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-draw_code.md b/_posts/2017-09-01-draw_code.md
index e59ba950e..e8c92a69c 100644
--- a/_posts/2017-09-01-draw_code.md
+++ b/_posts/2017-09-01-draw_code.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-fall_in_friends.md b/_posts/2017-09-01-fall_in_friends.md
index bf0fb54e7..93bd95a7c 100644
--- a/_posts/2017-09-01-fall_in_friends.md
+++ b/_posts/2017-09-01-fall_in_friends.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-listenable_keyboard.md b/_posts/2017-09-01-listenable_keyboard.md
index 5c99954cc..4a671cf6f 100644
--- a/_posts/2017-09-01-listenable_keyboard.md
+++ b/_posts/2017-09-01-listenable_keyboard.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-music_reminder.md b/_posts/2017-09-01-music_reminder.md
index e11c1184d..3ca532716 100644
--- a/_posts/2017-09-01-music_reminder.md
+++ b/_posts/2017-09-01-music_reminder.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-narratica.md b/_posts/2017-09-01-narratica.md
index f88b9de7c..890cb1c51 100644
--- a/_posts/2017-09-01-narratica.md
+++ b/_posts/2017-09-01-narratica.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-papa.md b/_posts/2017-09-01-papa.md
index 97627afe4..b6bb2717f 100644
--- a/_posts/2017-09-01-papa.md
+++ b/_posts/2017-09-01-papa.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-rakuraku_yomiyomi.md b/_posts/2017-09-01-rakuraku_yomiyomi.md
index 4734bbfb0..74f3ce28d 100644
--- a/_posts/2017-09-01-rakuraku_yomiyomi.md
+++ b/_posts/2017-09-01-rakuraku_yomiyomi.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-savacs.md b/_posts/2017-09-01-savacs.md
index baa4db373..68ddc3ad9 100644
--- a/_posts/2017-09-01-savacs.md
+++ b/_posts/2017-09-01-savacs.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-smile_iot.md b/_posts/2017-09-01-smile_iot.md
index 9ca6e3899..ceddc40f2 100644
--- a/_posts/2017-09-01-smile_iot.md
+++ b/_posts/2017-09-01-smile_iot.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2017-09-01-vamboo.md b/_posts/2017-09-01-vamboo.md
index 947765e81..7369a25a4 100644
--- a/_posts/2017-09-01-vamboo.md
+++ b/_posts/2017-09-01-vamboo.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-camera_translation.md b/_posts/2018-09-01-camera_translation.md
index 9c70bbbf7..f5fe91664 100644
--- a/_posts/2018-09-01-camera_translation.md
+++ b/_posts/2018-09-01-camera_translation.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-corkboard.md b/_posts/2018-09-01-corkboard.md
index e95248d5c..595736eb5 100644
--- a/_posts/2018-09-01-corkboard.md
+++ b/_posts/2018-09-01-corkboard.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-lets_eigo_puzzle.md b/_posts/2018-09-01-lets_eigo_puzzle.md
index 96ec7f4c4..12dd51f89 100644
--- a/_posts/2018-09-01-lets_eigo_puzzle.md
+++ b/_posts/2018-09-01-lets_eigo_puzzle.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-life_watcher.md b/_posts/2018-09-01-life_watcher.md
index 6df5ed219..8189cc4da 100644
--- a/_posts/2018-09-01-life_watcher.md
+++ b/_posts/2018-09-01-life_watcher.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-memory_capsule.md b/_posts/2018-09-01-memory_capsule.md
index c8045f366..9f29b0892 100644
--- a/_posts/2018-09-01-memory_capsule.md
+++ b/_posts/2018-09-01-memory_capsule.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-robot_soccer.md b/_posts/2018-09-01-robot_soccer.md
index b91d763af..342fd6951 100644
--- a/_posts/2018-09-01-robot_soccer.md
+++ b/_posts/2018-09-01-robot_soccer.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-smile_meeting_room.md b/_posts/2018-09-01-smile_meeting_room.md
index d65489b6f..e84897dcd 100644
--- a/_posts/2018-09-01-smile_meeting_room.md
+++ b/_posts/2018-09-01-smile_meeting_room.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-sound_in_the_forest.md b/_posts/2018-09-01-sound_in_the_forest.md
index 2c562cd22..b664ad9b4 100644
--- a/_posts/2018-09-01-sound_in_the_forest.md
+++ b/_posts/2018-09-01-sound_in_the_forest.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-toubans.md b/_posts/2018-09-01-toubans.md
index b027787f9..4c77c7183 100644
--- a/_posts/2018-09-01-toubans.md
+++ b/_posts/2018-09-01-toubans.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-touch_buy.md b/_posts/2018-09-01-touch_buy.md
index c2b09b0b0..b4ed01b3e 100644
--- a/_posts/2018-09-01-touch_buy.md
+++ b/_posts/2018-09-01-touch_buy.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-utips.md b/_posts/2018-09-01-utips.md
index a49d1aa1b..2b04e915c 100644
--- a/_posts/2018-09-01-utips.md
+++ b/_posts/2018-09-01-utips.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2018-09-01-vreath.md b/_posts/2018-09-01-vreath.md
index 2e4d2f861..e3ec0c698 100644
--- a/_posts/2018-09-01-vreath.md
+++ b/_posts/2018-09-01-vreath.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-abecobe.md b/_posts/2019-09-01-abecobe.md
index adf4d4a77..8bd44534e 100644
--- a/_posts/2019-09-01-abecobe.md
+++ b/_posts/2019-09-01-abecobe.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-amoyo.md b/_posts/2019-09-01-amoyo.md
index 2600e7d8b..3447cc36e 100644
--- a/_posts/2019-09-01-amoyo.md
+++ b/_posts/2019-09-01-amoyo.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-det_exploit.md b/_posts/2019-09-01-det_exploit.md
index e4848cf03..ec4ace66e 100644
--- a/_posts/2019-09-01-det_exploit.md
+++ b/_posts/2019-09-01-det_exploit.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-edge_guided_anime_characters_generation.md b/_posts/2019-09-01-edge_guided_anime_characters_generation.md
index e6bc8e3da..7d834c0a2 100644
--- a/_posts/2019-09-01-edge_guided_anime_characters_generation.md
+++ b/_posts/2019-09-01-edge_guided_anime_characters_generation.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-fresh_capsule.md b/_posts/2019-09-01-fresh_capsule.md
index 17daf047d..9f06dd35c 100644
--- a/_posts/2019-09-01-fresh_capsule.md
+++ b/_posts/2019-09-01-fresh_capsule.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-mallet.md b/_posts/2019-09-01-mallet.md
index 9409ebf15..7a2f3baeb 100644
--- a/_posts/2019-09-01-mallet.md
+++ b/_posts/2019-09-01-mallet.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-manage_stock.md b/_posts/2019-09-01-manage_stock.md
index 9af2a4dae..8b8578c78 100644
--- a/_posts/2019-09-01-manage_stock.md
+++ b/_posts/2019-09-01-manage_stock.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-neulot.md b/_posts/2019-09-01-neulot.md
index e5196f6c5..8c6db931e 100644
--- a/_posts/2019-09-01-neulot.md
+++ b/_posts/2019-09-01-neulot.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-pirka.md b/_posts/2019-09-01-pirka.md
index 18afe5b32..15147b713 100644
--- a/_posts/2019-09-01-pirka.md
+++ b/_posts/2019-09-01-pirka.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-relay_master.md b/_posts/2019-09-01-relay_master.md
index b2d82a2d0..b93569ecc 100644
--- a/_posts/2019-09-01-relay_master.md
+++ b/_posts/2019-09-01-relay_master.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-smart_vj.md b/_posts/2019-09-01-smart_vj.md
index 7f35bbad4..84525d9f3 100644
--- a/_posts/2019-09-01-smart_vj.md
+++ b/_posts/2019-09-01-smart_vj.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-tea.md b/_posts/2019-09-01-tea.md
index 9cdeb9852..832011b50 100644
--- a/_posts/2019-09-01-tea.md
+++ b/_posts/2019-09-01-tea.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2019-09-01-virtual_presents.md b/_posts/2019-09-01-virtual_presents.md
index 17b4448b5..56bcb2a77 100644
--- a/_posts/2019-09-01-virtual_presents.md
+++ b/_posts/2019-09-01-virtual_presents.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-align.md b/_posts/2020-09-01-align.md
index 7fd7c9a47..df40fade4 100644
--- a/_posts/2020-09-01-align.md
+++ b/_posts/2020-09-01-align.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-brush_talk.md b/_posts/2020-09-01-brush_talk.md
index e3ae3359d..f5f5bf9f6 100644
--- a/_posts/2020-09-01-brush_talk.md
+++ b/_posts/2020-09-01-brush_talk.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-color_overlap.md b/_posts/2020-09-01-color_overlap.md
index c01fa5b0a..c9e3e1c32 100644
--- a/_posts/2020-09-01-color_overlap.md
+++ b/_posts/2020-09-01-color_overlap.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-critica.md b/_posts/2020-09-01-critica.md
index d2836fff9..6b8b50848 100644
--- a/_posts/2020-09-01-critica.md
+++ b/_posts/2020-09-01-critica.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-flight_fit_vr.md b/_posts/2020-09-01-flight_fit_vr.md
index 869883bad..8fa45dedf 100644
--- a/_posts/2020-09-01-flight_fit_vr.md
+++ b/_posts/2020-09-01-flight_fit_vr.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-force_book.md b/_posts/2020-09-01-force_book.md
index 77dce5e3f..5840a866b 100644
--- a/_posts/2020-09-01-force_book.md
+++ b/_posts/2020-09-01-force_book.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-glider_gun.md b/_posts/2020-09-01-glider_gun.md
index 0c63a4a81..b1b34d3d9 100644
--- a/_posts/2020-09-01-glider_gun.md
+++ b/_posts/2020-09-01-glider_gun.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-guinfra.md b/_posts/2020-09-01-guinfra.md
index 3e918746a..dd29dcbb1 100644
--- a/_posts/2020-09-01-guinfra.md
+++ b/_posts/2020-09-01-guinfra.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-levo.md b/_posts/2020-09-01-levo.md
index e2e47d7d4..497614f10 100644
--- a/_posts/2020-09-01-levo.md
+++ b/_posts/2020-09-01-levo.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-mer.md b/_posts/2020-09-01-mer.md
index b1e4f46ce..298553d11 100644
--- a/_posts/2020-09-01-mer.md
+++ b/_posts/2020-09-01-mer.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-poet.md b/_posts/2020-09-01-poet.md
index f4815d904..69d418343 100644
--- a/_posts/2020-09-01-poet.md
+++ b/_posts/2020-09-01-poet.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-rocat.md b/_posts/2020-09-01-rocat.md
index 19e7a8db5..693bdb069 100644
--- a/_posts/2020-09-01-rocat.md
+++ b/_posts/2020-09-01-rocat.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-skimer.md b/_posts/2020-09-01-skimer.md
index 10e4e30e4..0851c1810 100644
--- a/_posts/2020-09-01-skimer.md
+++ b/_posts/2020-09-01-skimer.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-spaghetian.md b/_posts/2020-09-01-spaghetian.md
index 373ac6bba..d93ec05d1 100644
--- a/_posts/2020-09-01-spaghetian.md
+++ b/_posts/2020-09-01-spaghetian.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2020-09-01-visible.md b/_posts/2020-09-01-visible.md
index bf5f5ba69..3e6ee57d0 100644
--- a/_posts/2020-09-01-visible.md
+++ b/_posts/2020-09-01-visible.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-anyget.md b/_posts/2021-09-01-anyget.md
index c42ade0b5..0420b20ef 100644
--- a/_posts/2021-09-01-anyget.md
+++ b/_posts/2021-09-01-anyget.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-augment.md b/_posts/2021-09-01-augment.md
index 7f4d5589a..62433b886 100644
--- a/_posts/2021-09-01-augment.md
+++ b/_posts/2021-09-01-augment.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-birds_eye.md b/_posts/2021-09-01-birds_eye.md
index 8ef42eeba..afec41e3c 100644
--- a/_posts/2021-09-01-birds_eye.md
+++ b/_posts/2021-09-01-birds_eye.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-curepathy.md b/_posts/2021-09-01-curepathy.md
index aa1a4f8f9..b2a7d24ea 100644
--- a/_posts/2021-09-01-curepathy.md
+++ b/_posts/2021-09-01-curepathy.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-cybotanic.md b/_posts/2021-09-01-cybotanic.md
index c1e674627..0392d8b4c 100644
--- a/_posts/2021-09-01-cybotanic.md
+++ b/_posts/2021-09-01-cybotanic.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-haniwa.md b/_posts/2021-09-01-haniwa.md
index 819498717..3d13c7cc6 100644
--- a/_posts/2021-09-01-haniwa.md
+++ b/_posts/2021-09-01-haniwa.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-killin_engine.md b/_posts/2021-09-01-killin_engine.md
index 58b3d72b7..1eed07799 100644
--- a/_posts/2021-09-01-killin_engine.md
+++ b/_posts/2021-09-01-killin_engine.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-mark_sdgs.md b/_posts/2021-09-01-mark_sdgs.md
index 4457f1a8b..e3d9003d7 100644
--- a/_posts/2021-09-01-mark_sdgs.md
+++ b/_posts/2021-09-01-mark_sdgs.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-mock_up.md b/_posts/2021-09-01-mock_up.md
index dbdaeb780..e23b5bd13 100644
--- a/_posts/2021-09-01-mock_up.md
+++ b/_posts/2021-09-01-mock_up.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-puguette.md b/_posts/2021-09-01-puguette.md
index 22893ed84..40c38094d 100644
--- a/_posts/2021-09-01-puguette.md
+++ b/_posts/2021-09-01-puguette.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-researcheck.md b/_posts/2021-09-01-researcheck.md
index 6636e73b6..b2eddb589 100644
--- a/_posts/2021-09-01-researcheck.md
+++ b/_posts/2021-09-01-researcheck.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-telport.md b/_posts/2021-09-01-telport.md
index 7ae368b69..5d6857f23 100644
--- a/_posts/2021-09-01-telport.md
+++ b/_posts/2021-09-01-telport.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-vr_sandbox.md b/_posts/2021-09-01-vr_sandbox.md
index 60329a868..254b38fde 100644
--- a/_posts/2021-09-01-vr_sandbox.md
+++ b/_posts/2021-09-01-vr_sandbox.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2021-09-01-web_koten.md b/_posts/2021-09-01-web_koten.md
index efb409ee8..939d29895 100644
--- a/_posts/2021-09-01-web_koten.md
+++ b/_posts/2021-09-01-web_koten.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-craftere_post.md b/_posts/2022-09-01-craftere_post.md
index 9a59a7a86..e181dbef2 100644
--- a/_posts/2022-09-01-craftere_post.md
+++ b/_posts/2022-09-01-craftere_post.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-fluxel.md b/_posts/2022-09-01-fluxel.md
index b8f15941f..2d44c4612 100644
--- a/_posts/2022-09-01-fluxel.md
+++ b/_posts/2022-09-01-fluxel.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-hak.md b/_posts/2022-09-01-hak.md
index f95580a8b..1a85fb18b 100644
--- a/_posts/2022-09-01-hak.md
+++ b/_posts/2022-09-01-hak.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-michishirube.md b/_posts/2022-09-01-michishirube.md
index d2758aa10..b7fe9aeef 100644
--- a/_posts/2022-09-01-michishirube.md
+++ b/_posts/2022-09-01-michishirube.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-motion_rapid.md b/_posts/2022-09-01-motion_rapid.md
index 58e06367c..adabc1c23 100644
--- a/_posts/2022-09-01-motion_rapid.md
+++ b/_posts/2022-09-01-motion_rapid.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-noxicel.md b/_posts/2022-09-01-noxicel.md
index f7f2cbf5f..796baee0d 100644
--- a/_posts/2022-09-01-noxicel.md
+++ b/_posts/2022-09-01-noxicel.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-nu_desktop.md b/_posts/2022-09-01-nu_desktop.md
index 97431590a..1aed89a5f 100644
--- a/_posts/2022-09-01-nu_desktop.md
+++ b/_posts/2022-09-01-nu_desktop.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-r-order.md b/_posts/2022-09-01-r-order.md
index f8a24b78c..8004d844d 100644
--- a/_posts/2022-09-01-r-order.md
+++ b/_posts/2022-09-01-r-order.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-sanitas.md b/_posts/2022-09-01-sanitas.md
index 0015220c3..5b101b9e3 100644
--- a/_posts/2022-09-01-sanitas.md
+++ b/_posts/2022-09-01-sanitas.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-scairecrow.md b/_posts/2022-09-01-scairecrow.md
index eb22e4091..8a05331bf 100644
--- a/_posts/2022-09-01-scairecrow.md
+++ b/_posts/2022-09-01-scairecrow.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2022-09-01-study_rec.md b/_posts/2022-09-01-study_rec.md
index 22e2809f1..df423b4de 100644
--- a/_posts/2022-09-01-study_rec.md
+++ b/_posts/2022-09-01-study_rec.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-3d_printed_brushless_motor.md b/_posts/2023-09-01-3d_printed_brushless_motor.md
index 1a8412f0c..e9c4fa152 100644
--- a/_posts/2023-09-01-3d_printed_brushless_motor.md
+++ b/_posts/2023-09-01-3d_printed_brushless_motor.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-a9n.md b/_posts/2023-09-01-a9n.md
index 21701184c..721905015 100644
--- a/_posts/2023-09-01-a9n.md
+++ b/_posts/2023-09-01-a9n.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-ai_4koma_maker.md b/_posts/2023-09-01-ai_4koma_maker.md
index d5127f1b3..3c665d3c6 100644
--- a/_posts/2023-09-01-ai_4koma_maker.md
+++ b/_posts/2023-09-01-ai_4koma_maker.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-bakusoku_agv.md b/_posts/2023-09-01-bakusoku_agv.md
index a6389fba9..679f30f29 100644
--- a/_posts/2023-09-01-bakusoku_agv.md
+++ b/_posts/2023-09-01-bakusoku_agv.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-be_free.md b/_posts/2023-09-01-be_free.md
index 31d78314c..65b14c89a 100644
--- a/_posts/2023-09-01-be_free.md
+++ b/_posts/2023-09-01-be_free.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-capitalens.md b/_posts/2023-09-01-capitalens.md
index d9e5db081..e4119d416 100644
--- a/_posts/2023-09-01-capitalens.md
+++ b/_posts/2023-09-01-capitalens.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-code_museum.md b/_posts/2023-09-01-code_museum.md
index 9a916c350..3601cff53 100644
--- a/_posts/2023-09-01-code_museum.md
+++ b/_posts/2023-09-01-code_museum.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-hato.md b/_posts/2023-09-01-hato.md
index 4c5eac296..c870cdaac 100644
--- a/_posts/2023-09-01-hato.md
+++ b/_posts/2023-09-01-hato.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-lescued.md b/_posts/2023-09-01-lescued.md
index a1b9d4542..491815337 100644
--- a/_posts/2023-09-01-lescued.md
+++ b/_posts/2023-09-01-lescued.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-motion_simulator.md b/_posts/2023-09-01-motion_simulator.md
index 7e4c54e11..67f4e8dd0 100644
--- a/_posts/2023-09-01-motion_simulator.md
+++ b/_posts/2023-09-01-motion_simulator.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-niwangojs.md b/_posts/2023-09-01-niwangojs.md
index 6edfff2b4..f09515e86 100644
--- a/_posts/2023-09-01-niwangojs.md
+++ b/_posts/2023-09-01-niwangojs.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-stask.md b/_posts/2023-09-01-stask.md
index 6468ab7bd..2b8ab6a5b 100644
--- a/_posts/2023-09-01-stask.md
+++ b/_posts/2023-09-01-stask.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-umeda_sansei_kai.md b/_posts/2023-09-01-umeda_sansei_kai.md
index e58ee1a8a..ab981bd7f 100644
--- a/_posts/2023-09-01-umeda_sansei_kai.md
+++ b/_posts/2023-09-01-umeda_sansei_kai.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2023-09-01-voice_genius.md b/_posts/2023-09-01-voice_genius.md
index 7dba97941..1d530e8ca 100644
--- a/_posts/2023-09-01-voice_genius.md
+++ b/_posts/2023-09-01-voice_genius.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-ai_study.md b/_posts/2024-09-01-ai_study.md
index 6e168fd44..751d9234b 100644
--- a/_posts/2024-09-01-ai_study.md
+++ b/_posts/2024-09-01-ai_study.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-bento_color.md b/_posts/2024-09-01-bento_color.md
index d6f3c9adc..4f86fdb77 100644
--- a/_posts/2024-09-01-bento_color.md
+++ b/_posts/2024-09-01-bento_color.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-co_encoder.md b/_posts/2024-09-01-co_encoder.md
index 83e2c24b9..a01ddedfd 100644
--- a/_posts/2024-09-01-co_encoder.md
+++ b/_posts/2024-09-01-co_encoder.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-digikan.md b/_posts/2024-09-01-digikan.md
index 3a4eaba39..ab62774a0 100644
--- a/_posts/2024-09-01-digikan.md
+++ b/_posts/2024-09-01-digikan.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-fairy_guide.md b/_posts/2024-09-01-fairy_guide.md
index 4ae1c3e5f..de3e7607d 100644
--- a/_posts/2024-09-01-fairy_guide.md
+++ b/_posts/2024-09-01-fairy_guide.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-inton.md b/_posts/2024-09-01-inton.md
index ebac6feac..e391353cc 100644
--- a/_posts/2024-09-01-inton.md
+++ b/_posts/2024-09-01-inton.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-jellyfish_alert.md b/_posts/2024-09-01-jellyfish_alert.md
index 40d05ab92..dc9a709ae 100644
--- a/_posts/2024-09-01-jellyfish_alert.md
+++ b/_posts/2024-09-01-jellyfish_alert.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-maglev_sphere_mobility.md b/_posts/2024-09-01-maglev_sphere_mobility.md
index 86e12dfa3..c6ea89335 100644
--- a/_posts/2024-09-01-maglev_sphere_mobility.md
+++ b/_posts/2024-09-01-maglev_sphere_mobility.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-mimamori_compass.md b/_posts/2024-09-01-mimamori_compass.md
index 2f1d2243c..473f3ebe9 100644
--- a/_posts/2024-09-01-mimamori_compass.md
+++ b/_posts/2024-09-01-mimamori_compass.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-mimic.md b/_posts/2024-09-01-mimic.md
index b474b533c..ca0852a65 100644
--- a/_posts/2024-09-01-mimic.md
+++ b/_posts/2024-09-01-mimic.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-picto_plate.md b/_posts/2024-09-01-picto_plate.md
index d9e3f784f..2c7a4d80a 100644
--- a/_posts/2024-09-01-picto_plate.md
+++ b/_posts/2024-09-01-picto_plate.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-qwet.md b/_posts/2024-09-01-qwet.md
index 666a22bb3..ec935f754 100644
--- a/_posts/2024-09-01-qwet.md
+++ b/_posts/2024-09-01-qwet.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-reproduce.md b/_posts/2024-09-01-reproduce.md
index 014528224..7731e10a0 100644
--- a/_posts/2024-09-01-reproduce.md
+++ b/_posts/2024-09-01-reproduce.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-sakubun_otasuke.md b/_posts/2024-09-01-sakubun_otasuke.md
index 4d1f0941a..34694a7eb 100644
--- a/_posts/2024-09-01-sakubun_otasuke.md
+++ b/_posts/2024-09-01-sakubun_otasuke.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-swaq.md b/_posts/2024-09-01-swaq.md
index 1906903e0..f5da8f027 100644
--- a/_posts/2024-09-01-swaq.md
+++ b/_posts/2024-09-01-swaq.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-tactica_note.md b/_posts/2024-09-01-tactica_note.md
index 2d1266522..13f67f7b0 100644
--- a/_posts/2024-09-01-tactica_note.md
+++ b/_posts/2024-09-01-tactica_note.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/2024-09-01-tutoriallm.md b/_posts/2024-09-01-tutoriallm.md
index 43b12a7a4..8dd8845d5 100644
--- a/_posts/2024-09-01-tutoriallm.md
+++ b/_posts/2024-09-01-tutoriallm.md
@@ -14,11 +14,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2016-09-01-smart_pen.md b/_posts/english/2016-09-01-smart_pen.md
index 2fd62a6d0..0c541bf35 100644
--- a/_posts/english/2016-09-01-smart_pen.md
+++ b/_posts/english/2016-09-01-smart_pen.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2016-09-01-voice_commander.md b/_posts/english/2016-09-01-voice_commander.md
index 6b0f0c24b..7a3d029d3 100644
--- a/_posts/english/2016-09-01-voice_commander.md
+++ b/_posts/english/2016-09-01-voice_commander.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2016-09-01-vr_picture_book_maker.md b/_posts/english/2016-09-01-vr_picture_book_maker.md
index a9a226883..dd58ac726 100644
--- a/_posts/english/2016-09-01-vr_picture_book_maker.md
+++ b/_posts/english/2016-09-01-vr_picture_book_maker.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-anki_cookie.md b/_posts/english/2017-09-01-anki_cookie.md
index 64d749eae..b22007825 100644
--- a/_posts/english/2017-09-01-anki_cookie.md
+++ b/_posts/english/2017-09-01-anki_cookie.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-draw_code.md b/_posts/english/2017-09-01-draw_code.md
index 5de3bdcad..35d0dbe99 100644
--- a/_posts/english/2017-09-01-draw_code.md
+++ b/_posts/english/2017-09-01-draw_code.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-fall_in_friends.md b/_posts/english/2017-09-01-fall_in_friends.md
index c3a1b6e23..75f5c9bb5 100644
--- a/_posts/english/2017-09-01-fall_in_friends.md
+++ b/_posts/english/2017-09-01-fall_in_friends.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-listenable_keyboard.md b/_posts/english/2017-09-01-listenable_keyboard.md
index ecfe9dc95..3a3c16ff7 100644
--- a/_posts/english/2017-09-01-listenable_keyboard.md
+++ b/_posts/english/2017-09-01-listenable_keyboard.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-music_reminder.md b/_posts/english/2017-09-01-music_reminder.md
index dd23b19d3..c90bc29e9 100644
--- a/_posts/english/2017-09-01-music_reminder.md
+++ b/_posts/english/2017-09-01-music_reminder.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-narratica.md b/_posts/english/2017-09-01-narratica.md
index 0ca16a428..201ea42dc 100644
--- a/_posts/english/2017-09-01-narratica.md
+++ b/_posts/english/2017-09-01-narratica.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-papa.md b/_posts/english/2017-09-01-papa.md
index 8d4550679..209de4934 100644
--- a/_posts/english/2017-09-01-papa.md
+++ b/_posts/english/2017-09-01-papa.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-rakuraku_yomiyomi.md b/_posts/english/2017-09-01-rakuraku_yomiyomi.md
index b3858082e..3078e17dd 100644
--- a/_posts/english/2017-09-01-rakuraku_yomiyomi.md
+++ b/_posts/english/2017-09-01-rakuraku_yomiyomi.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-savacs.md b/_posts/english/2017-09-01-savacs.md
index 73bf31e71..025ecf680 100644
--- a/_posts/english/2017-09-01-savacs.md
+++ b/_posts/english/2017-09-01-savacs.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-smile_iot.md b/_posts/english/2017-09-01-smile_iot.md
index 69925259c..084bf4485 100644
--- a/_posts/english/2017-09-01-smile_iot.md
+++ b/_posts/english/2017-09-01-smile_iot.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2017-09-01-vamboo.md b/_posts/english/2017-09-01-vamboo.md
index 28d513b48..453877d85 100644
--- a/_posts/english/2017-09-01-vamboo.md
+++ b/_posts/english/2017-09-01-vamboo.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-camera_translation.md b/_posts/english/2018-09-01-camera_translation.md
index f2d8bbca9..13d0c2d5e 100644
--- a/_posts/english/2018-09-01-camera_translation.md
+++ b/_posts/english/2018-09-01-camera_translation.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-corkboard.md b/_posts/english/2018-09-01-corkboard.md
index 9a3dcb614..dc6384d7a 100644
--- a/_posts/english/2018-09-01-corkboard.md
+++ b/_posts/english/2018-09-01-corkboard.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-lets_eigo_puzzle.md b/_posts/english/2018-09-01-lets_eigo_puzzle.md
index f9f117e60..de01378f2 100644
--- a/_posts/english/2018-09-01-lets_eigo_puzzle.md
+++ b/_posts/english/2018-09-01-lets_eigo_puzzle.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-life_watcher.md b/_posts/english/2018-09-01-life_watcher.md
index eb9bd557c..9c1531c9a 100644
--- a/_posts/english/2018-09-01-life_watcher.md
+++ b/_posts/english/2018-09-01-life_watcher.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-memory_capsule.md b/_posts/english/2018-09-01-memory_capsule.md
index c9db67d6f..cb5e71c6b 100644
--- a/_posts/english/2018-09-01-memory_capsule.md
+++ b/_posts/english/2018-09-01-memory_capsule.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-robot_soccer.md b/_posts/english/2018-09-01-robot_soccer.md
index 2df89f5ad..e7e741336 100644
--- a/_posts/english/2018-09-01-robot_soccer.md
+++ b/_posts/english/2018-09-01-robot_soccer.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-smile_meeting_room.md b/_posts/english/2018-09-01-smile_meeting_room.md
index f65efd7e0..358dc6fd9 100644
--- a/_posts/english/2018-09-01-smile_meeting_room.md
+++ b/_posts/english/2018-09-01-smile_meeting_room.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-sound_in_the_forest.md b/_posts/english/2018-09-01-sound_in_the_forest.md
index cb29939c9..c4d30db78 100644
--- a/_posts/english/2018-09-01-sound_in_the_forest.md
+++ b/_posts/english/2018-09-01-sound_in_the_forest.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-toubans.md b/_posts/english/2018-09-01-toubans.md
index 3595574f6..169561b20 100644
--- a/_posts/english/2018-09-01-toubans.md
+++ b/_posts/english/2018-09-01-toubans.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-touch_buy.md b/_posts/english/2018-09-01-touch_buy.md
index 100c48223..22c3dab01 100644
--- a/_posts/english/2018-09-01-touch_buy.md
+++ b/_posts/english/2018-09-01-touch_buy.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-utips.md b/_posts/english/2018-09-01-utips.md
index b64b54281..e0b97f6be 100644
--- a/_posts/english/2018-09-01-utips.md
+++ b/_posts/english/2018-09-01-utips.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2018-09-01-vreath.md b/_posts/english/2018-09-01-vreath.md
index e2d1e7dd8..ce6f341a5 100644
--- a/_posts/english/2018-09-01-vreath.md
+++ b/_posts/english/2018-09-01-vreath.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-abecobe.md b/_posts/english/2019-09-01-abecobe.md
index bc170e8ea..62b6d30ae 100644
--- a/_posts/english/2019-09-01-abecobe.md
+++ b/_posts/english/2019-09-01-abecobe.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-amoyo.md b/_posts/english/2019-09-01-amoyo.md
index 6f1c29ddd..611a1a3a3 100644
--- a/_posts/english/2019-09-01-amoyo.md
+++ b/_posts/english/2019-09-01-amoyo.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-det_exploit.md b/_posts/english/2019-09-01-det_exploit.md
index ffd50b48a..bc07e1c15 100644
--- a/_posts/english/2019-09-01-det_exploit.md
+++ b/_posts/english/2019-09-01-det_exploit.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-edge_guided_anime_characters_generation.md b/_posts/english/2019-09-01-edge_guided_anime_characters_generation.md
index b3fd999f9..e843ab04a 100644
--- a/_posts/english/2019-09-01-edge_guided_anime_characters_generation.md
+++ b/_posts/english/2019-09-01-edge_guided_anime_characters_generation.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-fresh_capsule.md b/_posts/english/2019-09-01-fresh_capsule.md
index 4bbf21d9c..ea7405c43 100644
--- a/_posts/english/2019-09-01-fresh_capsule.md
+++ b/_posts/english/2019-09-01-fresh_capsule.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-mallet.md b/_posts/english/2019-09-01-mallet.md
index 1d0e41d3a..008c54a84 100644
--- a/_posts/english/2019-09-01-mallet.md
+++ b/_posts/english/2019-09-01-mallet.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-manage_stock.md b/_posts/english/2019-09-01-manage_stock.md
index 9bf91ba9e..e9118f41b 100644
--- a/_posts/english/2019-09-01-manage_stock.md
+++ b/_posts/english/2019-09-01-manage_stock.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-neulot.md b/_posts/english/2019-09-01-neulot.md
index 3045c2916..702071097 100644
--- a/_posts/english/2019-09-01-neulot.md
+++ b/_posts/english/2019-09-01-neulot.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-pirka.md b/_posts/english/2019-09-01-pirka.md
index 73b523455..01bec3648 100644
--- a/_posts/english/2019-09-01-pirka.md
+++ b/_posts/english/2019-09-01-pirka.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-relay_master.md b/_posts/english/2019-09-01-relay_master.md
index 9e57dd881..d1d174c3d 100644
--- a/_posts/english/2019-09-01-relay_master.md
+++ b/_posts/english/2019-09-01-relay_master.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-smart_vj.md b/_posts/english/2019-09-01-smart_vj.md
index a19821305..f6a94e8d3 100644
--- a/_posts/english/2019-09-01-smart_vj.md
+++ b/_posts/english/2019-09-01-smart_vj.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-tea.md b/_posts/english/2019-09-01-tea.md
index 86a08f2d4..e893b74be 100644
--- a/_posts/english/2019-09-01-tea.md
+++ b/_posts/english/2019-09-01-tea.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2019-09-01-virtual_presents.md b/_posts/english/2019-09-01-virtual_presents.md
index af9ab9285..1cf52bc83 100644
--- a/_posts/english/2019-09-01-virtual_presents.md
+++ b/_posts/english/2019-09-01-virtual_presents.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-align.md b/_posts/english/2020-09-01-align.md
index 0e84c4c2a..bf470a55f 100644
--- a/_posts/english/2020-09-01-align.md
+++ b/_posts/english/2020-09-01-align.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-brush_talk.md b/_posts/english/2020-09-01-brush_talk.md
index 671215f59..4cf03541e 100644
--- a/_posts/english/2020-09-01-brush_talk.md
+++ b/_posts/english/2020-09-01-brush_talk.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-color_overlap.md b/_posts/english/2020-09-01-color_overlap.md
index cd17baf0b..aea95fe3d 100644
--- a/_posts/english/2020-09-01-color_overlap.md
+++ b/_posts/english/2020-09-01-color_overlap.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-critica.md b/_posts/english/2020-09-01-critica.md
index b7f4ae69e..b5acf6a58 100644
--- a/_posts/english/2020-09-01-critica.md
+++ b/_posts/english/2020-09-01-critica.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-flight_fit_vr.md b/_posts/english/2020-09-01-flight_fit_vr.md
index dfddfcb6e..8a36f7294 100644
--- a/_posts/english/2020-09-01-flight_fit_vr.md
+++ b/_posts/english/2020-09-01-flight_fit_vr.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-force_book.md b/_posts/english/2020-09-01-force_book.md
index e28066713..8296cac49 100644
--- a/_posts/english/2020-09-01-force_book.md
+++ b/_posts/english/2020-09-01-force_book.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-glider_gun.md b/_posts/english/2020-09-01-glider_gun.md
index 73eb1973e..1f4273e8f 100644
--- a/_posts/english/2020-09-01-glider_gun.md
+++ b/_posts/english/2020-09-01-glider_gun.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-guinfra.md b/_posts/english/2020-09-01-guinfra.md
index bfc3b0f8a..4c9b4ad8c 100644
--- a/_posts/english/2020-09-01-guinfra.md
+++ b/_posts/english/2020-09-01-guinfra.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-levo.md b/_posts/english/2020-09-01-levo.md
index 3c9d7ffcf..4422645f0 100644
--- a/_posts/english/2020-09-01-levo.md
+++ b/_posts/english/2020-09-01-levo.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-mer.md b/_posts/english/2020-09-01-mer.md
index 4b33389d0..c732e5a49 100644
--- a/_posts/english/2020-09-01-mer.md
+++ b/_posts/english/2020-09-01-mer.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-poet.md b/_posts/english/2020-09-01-poet.md
index 0db195938..3e88f0b3e 100644
--- a/_posts/english/2020-09-01-poet.md
+++ b/_posts/english/2020-09-01-poet.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-rocat.md b/_posts/english/2020-09-01-rocat.md
index 1beed5c62..3f5474ea8 100644
--- a/_posts/english/2020-09-01-rocat.md
+++ b/_posts/english/2020-09-01-rocat.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-skimer.md b/_posts/english/2020-09-01-skimer.md
index 4bd57f5ec..83c59dc54 100644
--- a/_posts/english/2020-09-01-skimer.md
+++ b/_posts/english/2020-09-01-skimer.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-spaghetian.md b/_posts/english/2020-09-01-spaghetian.md
index cf05cfd19..a10313a7e 100644
--- a/_posts/english/2020-09-01-spaghetian.md
+++ b/_posts/english/2020-09-01-spaghetian.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2020-09-01-visible.md b/_posts/english/2020-09-01-visible.md
index 4835f0df9..81d0cfecc 100644
--- a/_posts/english/2020-09-01-visible.md
+++ b/_posts/english/2020-09-01-visible.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-anyget.md b/_posts/english/2021-09-01-anyget.md
index 3e13ba38d..86ceb3d48 100644
--- a/_posts/english/2021-09-01-anyget.md
+++ b/_posts/english/2021-09-01-anyget.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-augment.md b/_posts/english/2021-09-01-augment.md
index ebdf5b36f..c9b86ed04 100644
--- a/_posts/english/2021-09-01-augment.md
+++ b/_posts/english/2021-09-01-augment.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-birds_eye.md b/_posts/english/2021-09-01-birds_eye.md
index 156debf49..8aedcabb8 100644
--- a/_posts/english/2021-09-01-birds_eye.md
+++ b/_posts/english/2021-09-01-birds_eye.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-curepathy.md b/_posts/english/2021-09-01-curepathy.md
index 4df9350b3..cc0f18e67 100644
--- a/_posts/english/2021-09-01-curepathy.md
+++ b/_posts/english/2021-09-01-curepathy.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-cybotanic.md b/_posts/english/2021-09-01-cybotanic.md
index 60e1c3d76..d880f9a31 100644
--- a/_posts/english/2021-09-01-cybotanic.md
+++ b/_posts/english/2021-09-01-cybotanic.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-haniwa.md b/_posts/english/2021-09-01-haniwa.md
index fa8260ae3..4f84adbc0 100644
--- a/_posts/english/2021-09-01-haniwa.md
+++ b/_posts/english/2021-09-01-haniwa.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-killin_engine.md b/_posts/english/2021-09-01-killin_engine.md
index 8155fc09f..482dfa2ac 100644
--- a/_posts/english/2021-09-01-killin_engine.md
+++ b/_posts/english/2021-09-01-killin_engine.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-mark_sdgs.md b/_posts/english/2021-09-01-mark_sdgs.md
index 23f8f2972..996624253 100644
--- a/_posts/english/2021-09-01-mark_sdgs.md
+++ b/_posts/english/2021-09-01-mark_sdgs.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-mock_up.md b/_posts/english/2021-09-01-mock_up.md
index cea80e1e4..e009019ec 100644
--- a/_posts/english/2021-09-01-mock_up.md
+++ b/_posts/english/2021-09-01-mock_up.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-puguette.md b/_posts/english/2021-09-01-puguette.md
index 7d0c8e433..27c7de3a2 100644
--- a/_posts/english/2021-09-01-puguette.md
+++ b/_posts/english/2021-09-01-puguette.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-researcheck.md b/_posts/english/2021-09-01-researcheck.md
index 17bad0583..1cc2e1a95 100644
--- a/_posts/english/2021-09-01-researcheck.md
+++ b/_posts/english/2021-09-01-researcheck.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-telport.md b/_posts/english/2021-09-01-telport.md
index 6702e3f6e..b982533ab 100644
--- a/_posts/english/2021-09-01-telport.md
+++ b/_posts/english/2021-09-01-telport.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-vr_sandbox.md b/_posts/english/2021-09-01-vr_sandbox.md
index ff1e0a2f6..d8071d730 100644
--- a/_posts/english/2021-09-01-vr_sandbox.md
+++ b/_posts/english/2021-09-01-vr_sandbox.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2021-09-01-web_koten.md b/_posts/english/2021-09-01-web_koten.md
index 50a1afc6e..17377026c 100644
--- a/_posts/english/2021-09-01-web_koten.md
+++ b/_posts/english/2021-09-01-web_koten.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-craftere_post.md b/_posts/english/2022-09-01-craftere_post.md
index 0182f7042..6473cc578 100644
--- a/_posts/english/2022-09-01-craftere_post.md
+++ b/_posts/english/2022-09-01-craftere_post.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-fluxel.md b/_posts/english/2022-09-01-fluxel.md
index 3d9baec62..8dc7f50fe 100644
--- a/_posts/english/2022-09-01-fluxel.md
+++ b/_posts/english/2022-09-01-fluxel.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-hak.md b/_posts/english/2022-09-01-hak.md
index 7ae05edaf..9db42f2a7 100644
--- a/_posts/english/2022-09-01-hak.md
+++ b/_posts/english/2022-09-01-hak.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-michishirube.md b/_posts/english/2022-09-01-michishirube.md
index 696cb42ad..f32ace0a8 100644
--- a/_posts/english/2022-09-01-michishirube.md
+++ b/_posts/english/2022-09-01-michishirube.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-motion_rapid.md b/_posts/english/2022-09-01-motion_rapid.md
index d5982b337..f276fb53c 100644
--- a/_posts/english/2022-09-01-motion_rapid.md
+++ b/_posts/english/2022-09-01-motion_rapid.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-noxicel.md b/_posts/english/2022-09-01-noxicel.md
index 60f08d8bc..0b3785f79 100644
--- a/_posts/english/2022-09-01-noxicel.md
+++ b/_posts/english/2022-09-01-noxicel.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-nu_desktop.md b/_posts/english/2022-09-01-nu_desktop.md
index 751b23751..3e6840c9f 100644
--- a/_posts/english/2022-09-01-nu_desktop.md
+++ b/_posts/english/2022-09-01-nu_desktop.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-r-order.md b/_posts/english/2022-09-01-r-order.md
index 23dd77fab..1ed3a42aa 100644
--- a/_posts/english/2022-09-01-r-order.md
+++ b/_posts/english/2022-09-01-r-order.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-sanitas.md b/_posts/english/2022-09-01-sanitas.md
index 5f7ed2ae2..e9c4286f9 100644
--- a/_posts/english/2022-09-01-sanitas.md
+++ b/_posts/english/2022-09-01-sanitas.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-scairecrow.md b/_posts/english/2022-09-01-scairecrow.md
index f02727150..a17d85cee 100644
--- a/_posts/english/2022-09-01-scairecrow.md
+++ b/_posts/english/2022-09-01-scairecrow.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2022-09-01-study_rec.md b/_posts/english/2022-09-01-study_rec.md
index 1e0a38387..16f50dc4a 100644
--- a/_posts/english/2022-09-01-study_rec.md
+++ b/_posts/english/2022-09-01-study_rec.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-3d_printed_brushless_motor.md b/_posts/english/2023-09-01-3d_printed_brushless_motor.md
index 2c8108376..15e02e7f8 100644
--- a/_posts/english/2023-09-01-3d_printed_brushless_motor.md
+++ b/_posts/english/2023-09-01-3d_printed_brushless_motor.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-a9n.md b/_posts/english/2023-09-01-a9n.md
index 60b63a444..c3e7871b7 100644
--- a/_posts/english/2023-09-01-a9n.md
+++ b/_posts/english/2023-09-01-a9n.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-ai_4koma_maker.md b/_posts/english/2023-09-01-ai_4koma_maker.md
index df32dacbb..f4b44865d 100644
--- a/_posts/english/2023-09-01-ai_4koma_maker.md
+++ b/_posts/english/2023-09-01-ai_4koma_maker.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-bakusoku_agv.md b/_posts/english/2023-09-01-bakusoku_agv.md
index 8c5476def..f0036ef9a 100644
--- a/_posts/english/2023-09-01-bakusoku_agv.md
+++ b/_posts/english/2023-09-01-bakusoku_agv.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-be_free.md b/_posts/english/2023-09-01-be_free.md
index 5f8346161..07c357d79 100644
--- a/_posts/english/2023-09-01-be_free.md
+++ b/_posts/english/2023-09-01-be_free.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-capitalens.md b/_posts/english/2023-09-01-capitalens.md
index 1a921e4f5..7c4790130 100644
--- a/_posts/english/2023-09-01-capitalens.md
+++ b/_posts/english/2023-09-01-capitalens.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-code_museum.md b/_posts/english/2023-09-01-code_museum.md
index fde6be2f7..2f8feb091 100644
--- a/_posts/english/2023-09-01-code_museum.md
+++ b/_posts/english/2023-09-01-code_museum.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-hato.md b/_posts/english/2023-09-01-hato.md
index d6ed0a8db..773558feb 100644
--- a/_posts/english/2023-09-01-hato.md
+++ b/_posts/english/2023-09-01-hato.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-lescued.md b/_posts/english/2023-09-01-lescued.md
index 0fa5877bb..4270dffe3 100644
--- a/_posts/english/2023-09-01-lescued.md
+++ b/_posts/english/2023-09-01-lescued.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-motion_simulator.md b/_posts/english/2023-09-01-motion_simulator.md
index 1ca379e70..30f776d11 100644
--- a/_posts/english/2023-09-01-motion_simulator.md
+++ b/_posts/english/2023-09-01-motion_simulator.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-niwangojs.md b/_posts/english/2023-09-01-niwangojs.md
index 63703bfa3..4b4e3c8be 100644
--- a/_posts/english/2023-09-01-niwangojs.md
+++ b/_posts/english/2023-09-01-niwangojs.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-stask.md b/_posts/english/2023-09-01-stask.md
index 5f283e52f..6ebcb0e9c 100644
--- a/_posts/english/2023-09-01-stask.md
+++ b/_posts/english/2023-09-01-stask.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-umeda_sansei_kai.md b/_posts/english/2023-09-01-umeda_sansei_kai.md
index fb4085982..ed7c3e12f 100644
--- a/_posts/english/2023-09-01-umeda_sansei_kai.md
+++ b/_posts/english/2023-09-01-umeda_sansei_kai.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2023-09-01-voice_genius.md b/_posts/english/2023-09-01-voice_genius.md
index 455c46cf3..31dead00d 100644
--- a/_posts/english/2023-09-01-voice_genius.md
+++ b/_posts/english/2023-09-01-voice_genius.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-ai_study.md b/_posts/english/2024-09-01-ai_study.md
index 8272a6ce5..58c51fdf1 100644
--- a/_posts/english/2024-09-01-ai_study.md
+++ b/_posts/english/2024-09-01-ai_study.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-bento_color.md b/_posts/english/2024-09-01-bento_color.md
index 201f657ea..cc02ace37 100644
--- a/_posts/english/2024-09-01-bento_color.md
+++ b/_posts/english/2024-09-01-bento_color.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-co_encoder.md b/_posts/english/2024-09-01-co_encoder.md
index c2908ef91..a80871e3d 100644
--- a/_posts/english/2024-09-01-co_encoder.md
+++ b/_posts/english/2024-09-01-co_encoder.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-digikan.md b/_posts/english/2024-09-01-digikan.md
index fa9c3229d..152734e23 100644
--- a/_posts/english/2024-09-01-digikan.md
+++ b/_posts/english/2024-09-01-digikan.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-fairy_guide.md b/_posts/english/2024-09-01-fairy_guide.md
index 7510e02d6..f79689afc 100644
--- a/_posts/english/2024-09-01-fairy_guide.md
+++ b/_posts/english/2024-09-01-fairy_guide.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-inton.md b/_posts/english/2024-09-01-inton.md
index ccbde5079..4dd803f86 100644
--- a/_posts/english/2024-09-01-inton.md
+++ b/_posts/english/2024-09-01-inton.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-jellyfish_alert.md b/_posts/english/2024-09-01-jellyfish_alert.md
index f7382fded..968f5d4e5 100644
--- a/_posts/english/2024-09-01-jellyfish_alert.md
+++ b/_posts/english/2024-09-01-jellyfish_alert.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-maglev_sphere_mobility.md b/_posts/english/2024-09-01-maglev_sphere_mobility.md
index a12ce7850..ca62d9ad0 100644
--- a/_posts/english/2024-09-01-maglev_sphere_mobility.md
+++ b/_posts/english/2024-09-01-maglev_sphere_mobility.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-mimamori_compass.md b/_posts/english/2024-09-01-mimamori_compass.md
index 60d0a8046..486394a35 100644
--- a/_posts/english/2024-09-01-mimamori_compass.md
+++ b/_posts/english/2024-09-01-mimamori_compass.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-mimic.md b/_posts/english/2024-09-01-mimic.md
index 4785c0501..7a3d88cd7 100644
--- a/_posts/english/2024-09-01-mimic.md
+++ b/_posts/english/2024-09-01-mimic.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-picto_plate.md b/_posts/english/2024-09-01-picto_plate.md
index 0dae031dc..af2755930 100644
--- a/_posts/english/2024-09-01-picto_plate.md
+++ b/_posts/english/2024-09-01-picto_plate.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-qwet.md b/_posts/english/2024-09-01-qwet.md
index c7849dbb8..c40b3c740 100644
--- a/_posts/english/2024-09-01-qwet.md
+++ b/_posts/english/2024-09-01-qwet.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-reproduce.md b/_posts/english/2024-09-01-reproduce.md
index ce211ad8c..f7a100c3f 100644
--- a/_posts/english/2024-09-01-reproduce.md
+++ b/_posts/english/2024-09-01-reproduce.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-sakubun_otasuke.md b/_posts/english/2024-09-01-sakubun_otasuke.md
index b833f1111..3b8484c73 100644
--- a/_posts/english/2024-09-01-sakubun_otasuke.md
+++ b/_posts/english/2024-09-01-sakubun_otasuke.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-swaq.md b/_posts/english/2024-09-01-swaq.md
index c6fa92b88..c3cb21bee 100644
--- a/_posts/english/2024-09-01-swaq.md
+++ b/_posts/english/2024-09-01-swaq.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-tactica_note.md b/_posts/english/2024-09-01-tactica_note.md
index 90bbefb6d..1e17ce193 100644
--- a/_posts/english/2024-09-01-tactica_note.md
+++ b/_posts/english/2024-09-01-tactica_note.md
@@ -16,11 +16,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>
diff --git a/_posts/english/2024-09-01-tutoriallm.md b/_posts/english/2024-09-01-tutoriallm.md
index e77d804d1..cddc02925 100644
--- a/_posts/english/2024-09-01-tutoriallm.md
+++ b/_posts/english/2024-09-01-tutoriallm.md
@@ -15,11 +15,11 @@ twitter_card: summary_large_image
 {% assign lang         = page.lang | default: 'ja' %}
 
 {% if page.lang == 'en' %}
-  {% assign pj_title       = pj.title_en %}
-  {% assign pj_description = pj.description_en %}
+  {% assign pj_title       = pj.title_en       | escape %}
+  {% assign pj_description = pj.description_en | escape %}
 {% else %}
-  {% assign pj_title       = pj.title %}
-  {% assign pj_description = pj.description %}
+  {% assign pj_title       = pj.title          | escape %}
+  {% assign pj_description = pj.description    | escape %}
 {% endif %}
 
 <div style='margin-top: 50px; margin-bottom: 30px;'>