diff --git a/_posts/2016-09-01-smart_pen.md b/_posts/2016-09-01-smart_pen.md
index 86cc38b96..9a9ec42dc 100644
--- a/_posts/2016-09-01-smart_pen.md
+++ b/_posts/2016-09-01-smart_pen.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2016-09-01-voice_commander.md b/_posts/2016-09-01-voice_commander.md
index 6cf114f32..d963d2643 100644
--- a/_posts/2016-09-01-voice_commander.md
+++ b/_posts/2016-09-01-voice_commander.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2016-09-01-vr_picture_book_maker.md b/_posts/2016-09-01-vr_picture_book_maker.md
index b47dd369d..540df55f3 100644
--- a/_posts/2016-09-01-vr_picture_book_maker.md
+++ b/_posts/2016-09-01-vr_picture_book_maker.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-anki_cookie.md b/_posts/2017-09-01-anki_cookie.md
index f4702bcf4..486169f30 100644
--- a/_posts/2017-09-01-anki_cookie.md
+++ b/_posts/2017-09-01-anki_cookie.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-draw_code.md b/_posts/2017-09-01-draw_code.md
index 3086155ca..445fe057e 100644
--- a/_posts/2017-09-01-draw_code.md
+++ b/_posts/2017-09-01-draw_code.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-fall_in_friends.md b/_posts/2017-09-01-fall_in_friends.md
index 3f46be439..5c0acf331 100644
--- a/_posts/2017-09-01-fall_in_friends.md
+++ b/_posts/2017-09-01-fall_in_friends.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-listenable_keyboard.md b/_posts/2017-09-01-listenable_keyboard.md
index 1fed252b4..6d06761db 100644
--- a/_posts/2017-09-01-listenable_keyboard.md
+++ b/_posts/2017-09-01-listenable_keyboard.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-music_reminder.md b/_posts/2017-09-01-music_reminder.md
index 3aecfed98..41d2d5e54 100644
--- a/_posts/2017-09-01-music_reminder.md
+++ b/_posts/2017-09-01-music_reminder.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-narratica.md b/_posts/2017-09-01-narratica.md
index 2638024dc..62333f8a7 100644
--- a/_posts/2017-09-01-narratica.md
+++ b/_posts/2017-09-01-narratica.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-papa.md b/_posts/2017-09-01-papa.md
index ce48ef417..8327d9355 100644
--- a/_posts/2017-09-01-papa.md
+++ b/_posts/2017-09-01-papa.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-rakuraku_yomiyomi.md b/_posts/2017-09-01-rakuraku_yomiyomi.md
index b575c05b3..9a4a67350 100644
--- a/_posts/2017-09-01-rakuraku_yomiyomi.md
+++ b/_posts/2017-09-01-rakuraku_yomiyomi.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-savacs.md b/_posts/2017-09-01-savacs.md
index ee810894e..4835c2a25 100644
--- a/_posts/2017-09-01-savacs.md
+++ b/_posts/2017-09-01-savacs.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-smile_iot.md b/_posts/2017-09-01-smile_iot.md
index 3517a9fcd..84bbdfa00 100644
--- a/_posts/2017-09-01-smile_iot.md
+++ b/_posts/2017-09-01-smile_iot.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2017-09-01-vamboo.md b/_posts/2017-09-01-vamboo.md
index bf3dd4437..e00b8c520 100644
--- a/_posts/2017-09-01-vamboo.md
+++ b/_posts/2017-09-01-vamboo.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-camera_translation.md b/_posts/2018-09-01-camera_translation.md
index bb27c3b0c..889cf053c 100644
--- a/_posts/2018-09-01-camera_translation.md
+++ b/_posts/2018-09-01-camera_translation.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-corkboard.md b/_posts/2018-09-01-corkboard.md
index 72a0de37d..be2bb22f0 100644
--- a/_posts/2018-09-01-corkboard.md
+++ b/_posts/2018-09-01-corkboard.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-lets_eigo_puzzle.md b/_posts/2018-09-01-lets_eigo_puzzle.md
index cd7ce9ada..d4a08cfc9 100644
--- a/_posts/2018-09-01-lets_eigo_puzzle.md
+++ b/_posts/2018-09-01-lets_eigo_puzzle.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-life_watcher.md b/_posts/2018-09-01-life_watcher.md
index 650d12d15..a40efc783 100644
--- a/_posts/2018-09-01-life_watcher.md
+++ b/_posts/2018-09-01-life_watcher.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-memory_capsule.md b/_posts/2018-09-01-memory_capsule.md
index fa487c4fc..0bb4ec73b 100644
--- a/_posts/2018-09-01-memory_capsule.md
+++ b/_posts/2018-09-01-memory_capsule.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-robot_soccer.md b/_posts/2018-09-01-robot_soccer.md
index a30c1eeb6..c0d8a7e12 100644
--- a/_posts/2018-09-01-robot_soccer.md
+++ b/_posts/2018-09-01-robot_soccer.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-smile_meeting_room.md b/_posts/2018-09-01-smile_meeting_room.md
index 6b9a31600..216e5087c 100644
--- a/_posts/2018-09-01-smile_meeting_room.md
+++ b/_posts/2018-09-01-smile_meeting_room.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-sound_in_the_forest.md b/_posts/2018-09-01-sound_in_the_forest.md
index 7e9fe68bc..865d24315 100644
--- a/_posts/2018-09-01-sound_in_the_forest.md
+++ b/_posts/2018-09-01-sound_in_the_forest.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-toubans.md b/_posts/2018-09-01-toubans.md
index 257ee6878..321084fee 100644
--- a/_posts/2018-09-01-toubans.md
+++ b/_posts/2018-09-01-toubans.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-touch_buy.md b/_posts/2018-09-01-touch_buy.md
index f05275da1..a0e5c9188 100644
--- a/_posts/2018-09-01-touch_buy.md
+++ b/_posts/2018-09-01-touch_buy.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-utips.md b/_posts/2018-09-01-utips.md
index 0486f0c09..96c733059 100644
--- a/_posts/2018-09-01-utips.md
+++ b/_posts/2018-09-01-utips.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2018-09-01-vreath.md b/_posts/2018-09-01-vreath.md
index 5e63a561d..6ee8884dc 100644
--- a/_posts/2018-09-01-vreath.md
+++ b/_posts/2018-09-01-vreath.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-abecobe.md b/_posts/2019-09-01-abecobe.md
index ec4bcbeae..b3bfc804c 100644
--- a/_posts/2019-09-01-abecobe.md
+++ b/_posts/2019-09-01-abecobe.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-amoyo.md b/_posts/2019-09-01-amoyo.md
index b5ac4323e..40e09f412 100644
--- a/_posts/2019-09-01-amoyo.md
+++ b/_posts/2019-09-01-amoyo.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-det_exploit.md b/_posts/2019-09-01-det_exploit.md
index 9f7c3111d..6f456f44f 100644
--- a/_posts/2019-09-01-det_exploit.md
+++ b/_posts/2019-09-01-det_exploit.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
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 cb7b03922..bbd5fe3ff 100644
--- a/_posts/2019-09-01-edge_guided_anime_characters_generation.md
+++ b/_posts/2019-09-01-edge_guided_anime_characters_generation.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-fresh_capsule.md b/_posts/2019-09-01-fresh_capsule.md
index 272ee6328..ae98597d3 100644
--- a/_posts/2019-09-01-fresh_capsule.md
+++ b/_posts/2019-09-01-fresh_capsule.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-mallet.md b/_posts/2019-09-01-mallet.md
index b1cdc7f75..692675f85 100644
--- a/_posts/2019-09-01-mallet.md
+++ b/_posts/2019-09-01-mallet.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-manage_stock.md b/_posts/2019-09-01-manage_stock.md
index a34282ae0..6859718a3 100644
--- a/_posts/2019-09-01-manage_stock.md
+++ b/_posts/2019-09-01-manage_stock.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-neulot.md b/_posts/2019-09-01-neulot.md
index ba20ce64f..0eed44e75 100644
--- a/_posts/2019-09-01-neulot.md
+++ b/_posts/2019-09-01-neulot.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-pirka.md b/_posts/2019-09-01-pirka.md
index 34b965a64..96ae14068 100644
--- a/_posts/2019-09-01-pirka.md
+++ b/_posts/2019-09-01-pirka.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-relay_master.md b/_posts/2019-09-01-relay_master.md
index faaf73524..f8ef7ec3d 100644
--- a/_posts/2019-09-01-relay_master.md
+++ b/_posts/2019-09-01-relay_master.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-smart_vj.md b/_posts/2019-09-01-smart_vj.md
index 18f442ac8..6077eb8ad 100644
--- a/_posts/2019-09-01-smart_vj.md
+++ b/_posts/2019-09-01-smart_vj.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-tea.md b/_posts/2019-09-01-tea.md
index a4c317cad..8e02388d1 100644
--- a/_posts/2019-09-01-tea.md
+++ b/_posts/2019-09-01-tea.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2019-09-01-virtual_presents.md b/_posts/2019-09-01-virtual_presents.md
index 0600886eb..8a11ab630 100644
--- a/_posts/2019-09-01-virtual_presents.md
+++ b/_posts/2019-09-01-virtual_presents.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-align.md b/_posts/2020-09-01-align.md
index 6e5aa146e..e43fb0637 100644
--- a/_posts/2020-09-01-align.md
+++ b/_posts/2020-09-01-align.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-brush_talk.md b/_posts/2020-09-01-brush_talk.md
index f50b75788..83773898a 100644
--- a/_posts/2020-09-01-brush_talk.md
+++ b/_posts/2020-09-01-brush_talk.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-color_overlap.md b/_posts/2020-09-01-color_overlap.md
index 574c3bd6c..9ca1094b0 100644
--- a/_posts/2020-09-01-color_overlap.md
+++ b/_posts/2020-09-01-color_overlap.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-critica.md b/_posts/2020-09-01-critica.md
index bc38db023..8b900cc04 100644
--- a/_posts/2020-09-01-critica.md
+++ b/_posts/2020-09-01-critica.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-flight_fit_vr.md b/_posts/2020-09-01-flight_fit_vr.md
index 8f7c8b8c6..3f337fb95 100644
--- a/_posts/2020-09-01-flight_fit_vr.md
+++ b/_posts/2020-09-01-flight_fit_vr.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-force_book.md b/_posts/2020-09-01-force_book.md
index 48770f93e..d20f1755e 100644
--- a/_posts/2020-09-01-force_book.md
+++ b/_posts/2020-09-01-force_book.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-glider_gun.md b/_posts/2020-09-01-glider_gun.md
index 48cdc4e4d..d9afb5c3c 100644
--- a/_posts/2020-09-01-glider_gun.md
+++ b/_posts/2020-09-01-glider_gun.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-guinfra.md b/_posts/2020-09-01-guinfra.md
index 9b3bd2a6e..35ecf7db4 100644
--- a/_posts/2020-09-01-guinfra.md
+++ b/_posts/2020-09-01-guinfra.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-levo.md b/_posts/2020-09-01-levo.md
index ea5fd397e..c4577897b 100644
--- a/_posts/2020-09-01-levo.md
+++ b/_posts/2020-09-01-levo.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-mer.md b/_posts/2020-09-01-mer.md
index bdbffe892..18c3a8d38 100644
--- a/_posts/2020-09-01-mer.md
+++ b/_posts/2020-09-01-mer.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-poet.md b/_posts/2020-09-01-poet.md
index 553f6ae95..a8e2bd4b9 100644
--- a/_posts/2020-09-01-poet.md
+++ b/_posts/2020-09-01-poet.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-rocat.md b/_posts/2020-09-01-rocat.md
index 8f0e26e82..784fa2156 100644
--- a/_posts/2020-09-01-rocat.md
+++ b/_posts/2020-09-01-rocat.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-skimer.md b/_posts/2020-09-01-skimer.md
index e42e5093c..1d34898e2 100644
--- a/_posts/2020-09-01-skimer.md
+++ b/_posts/2020-09-01-skimer.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-spaghetian.md b/_posts/2020-09-01-spaghetian.md
index 7edee7060..fbbb4ff12 100644
--- a/_posts/2020-09-01-spaghetian.md
+++ b/_posts/2020-09-01-spaghetian.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2020-09-01-visible.md b/_posts/2020-09-01-visible.md
index 9d363e1e9..474508396 100644
--- a/_posts/2020-09-01-visible.md
+++ b/_posts/2020-09-01-visible.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-anyget.md b/_posts/2021-09-01-anyget.md
index c8839af04..de02bd981 100644
--- a/_posts/2021-09-01-anyget.md
+++ b/_posts/2021-09-01-anyget.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-augment.md b/_posts/2021-09-01-augment.md
index 3327edf70..23b908788 100644
--- a/_posts/2021-09-01-augment.md
+++ b/_posts/2021-09-01-augment.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-birds_eye.md b/_posts/2021-09-01-birds_eye.md
index 1bbf5308c..f904bf7f8 100644
--- a/_posts/2021-09-01-birds_eye.md
+++ b/_posts/2021-09-01-birds_eye.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-curepathy.md b/_posts/2021-09-01-curepathy.md
index 40b6b25af..a83a356c1 100644
--- a/_posts/2021-09-01-curepathy.md
+++ b/_posts/2021-09-01-curepathy.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-cybotanic.md b/_posts/2021-09-01-cybotanic.md
index 37e43c92f..424f6f8c3 100644
--- a/_posts/2021-09-01-cybotanic.md
+++ b/_posts/2021-09-01-cybotanic.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-haniwa.md b/_posts/2021-09-01-haniwa.md
index 8134160bc..42086a829 100644
--- a/_posts/2021-09-01-haniwa.md
+++ b/_posts/2021-09-01-haniwa.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-killin_engine.md b/_posts/2021-09-01-killin_engine.md
index f32524307..7d46ab4ba 100644
--- a/_posts/2021-09-01-killin_engine.md
+++ b/_posts/2021-09-01-killin_engine.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-mark_sdgs.md b/_posts/2021-09-01-mark_sdgs.md
index 0fe6087d0..847f0c825 100644
--- a/_posts/2021-09-01-mark_sdgs.md
+++ b/_posts/2021-09-01-mark_sdgs.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-mock_up.md b/_posts/2021-09-01-mock_up.md
index 7e7458b61..df2471c64 100644
--- a/_posts/2021-09-01-mock_up.md
+++ b/_posts/2021-09-01-mock_up.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-puguette.md b/_posts/2021-09-01-puguette.md
index a1bcee465..0e9ec9176 100644
--- a/_posts/2021-09-01-puguette.md
+++ b/_posts/2021-09-01-puguette.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-researcheck.md b/_posts/2021-09-01-researcheck.md
index 364491038..0347f87dc 100644
--- a/_posts/2021-09-01-researcheck.md
+++ b/_posts/2021-09-01-researcheck.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-telport.md b/_posts/2021-09-01-telport.md
index 698c94423..2bb31ac11 100644
--- a/_posts/2021-09-01-telport.md
+++ b/_posts/2021-09-01-telport.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-vr_sandbox.md b/_posts/2021-09-01-vr_sandbox.md
index 3a80f0d20..d6d46197e 100644
--- a/_posts/2021-09-01-vr_sandbox.md
+++ b/_posts/2021-09-01-vr_sandbox.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2021-09-01-web_koten.md b/_posts/2021-09-01-web_koten.md
index d828865a6..d1d874f03 100644
--- a/_posts/2021-09-01-web_koten.md
+++ b/_posts/2021-09-01-web_koten.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-craftere_post.md b/_posts/2022-09-01-craftere_post.md
index 0b201cda0..075249a58 100644
--- a/_posts/2022-09-01-craftere_post.md
+++ b/_posts/2022-09-01-craftere_post.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-fluxel.md b/_posts/2022-09-01-fluxel.md
index e794adead..136185664 100644
--- a/_posts/2022-09-01-fluxel.md
+++ b/_posts/2022-09-01-fluxel.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-hak.md b/_posts/2022-09-01-hak.md
index 7b91ad73e..2ccc79eb0 100644
--- a/_posts/2022-09-01-hak.md
+++ b/_posts/2022-09-01-hak.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-michishirube.md b/_posts/2022-09-01-michishirube.md
index fa0a87f63..2cf49389c 100644
--- a/_posts/2022-09-01-michishirube.md
+++ b/_posts/2022-09-01-michishirube.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-motion_rapid.md b/_posts/2022-09-01-motion_rapid.md
index 39b08fe7c..6187aead5 100644
--- a/_posts/2022-09-01-motion_rapid.md
+++ b/_posts/2022-09-01-motion_rapid.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-noxicel.md b/_posts/2022-09-01-noxicel.md
index 63c8222bd..b8eae3e0a 100644
--- a/_posts/2022-09-01-noxicel.md
+++ b/_posts/2022-09-01-noxicel.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-nu_desktop.md b/_posts/2022-09-01-nu_desktop.md
index 01592a1f7..be9e67d4e 100644
--- a/_posts/2022-09-01-nu_desktop.md
+++ b/_posts/2022-09-01-nu_desktop.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-r-order.md b/_posts/2022-09-01-r-order.md
index 069527ea3..b97cffce0 100644
--- a/_posts/2022-09-01-r-order.md
+++ b/_posts/2022-09-01-r-order.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-sanitas.md b/_posts/2022-09-01-sanitas.md
index 068bbe2e9..159a40b0d 100644
--- a/_posts/2022-09-01-sanitas.md
+++ b/_posts/2022-09-01-sanitas.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-scairecrow.md b/_posts/2022-09-01-scairecrow.md
index f170f5e9f..dd4de1676 100644
--- a/_posts/2022-09-01-scairecrow.md
+++ b/_posts/2022-09-01-scairecrow.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2022-09-01-study_rec.md b/_posts/2022-09-01-study_rec.md
index 7d42edd54..e3e9de474 100644
--- a/_posts/2022-09-01-study_rec.md
+++ b/_posts/2022-09-01-study_rec.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-3d_printed_brushless_motor.md b/_posts/2023-09-01-3d_printed_brushless_motor.md
index 09ee42fcf..ffd83209d 100644
--- a/_posts/2023-09-01-3d_printed_brushless_motor.md
+++ b/_posts/2023-09-01-3d_printed_brushless_motor.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-a9n.md b/_posts/2023-09-01-a9n.md
index f0d66befb..4be5ffad2 100644
--- a/_posts/2023-09-01-a9n.md
+++ b/_posts/2023-09-01-a9n.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-ai_4koma_maker.md b/_posts/2023-09-01-ai_4koma_maker.md
index 70b964589..8466c3ab1 100644
--- a/_posts/2023-09-01-ai_4koma_maker.md
+++ b/_posts/2023-09-01-ai_4koma_maker.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-bakusoku_agv.md b/_posts/2023-09-01-bakusoku_agv.md
index be834c16a..310593b4e 100644
--- a/_posts/2023-09-01-bakusoku_agv.md
+++ b/_posts/2023-09-01-bakusoku_agv.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-be_free.md b/_posts/2023-09-01-be_free.md
index 34b2cbd54..1cb0ca6a3 100644
--- a/_posts/2023-09-01-be_free.md
+++ b/_posts/2023-09-01-be_free.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-capitalens.md b/_posts/2023-09-01-capitalens.md
index 5db5276d2..d2be77df5 100644
--- a/_posts/2023-09-01-capitalens.md
+++ b/_posts/2023-09-01-capitalens.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-code_museum.md b/_posts/2023-09-01-code_museum.md
index 351a6633f..379b66647 100644
--- a/_posts/2023-09-01-code_museum.md
+++ b/_posts/2023-09-01-code_museum.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-hato.md b/_posts/2023-09-01-hato.md
index 6ec3efbca..d6ee71898 100644
--- a/_posts/2023-09-01-hato.md
+++ b/_posts/2023-09-01-hato.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-lescued.md b/_posts/2023-09-01-lescued.md
index 885117167..ea37f3d10 100644
--- a/_posts/2023-09-01-lescued.md
+++ b/_posts/2023-09-01-lescued.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-motion_simulator.md b/_posts/2023-09-01-motion_simulator.md
index 87db462b9..df838f511 100644
--- a/_posts/2023-09-01-motion_simulator.md
+++ b/_posts/2023-09-01-motion_simulator.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-niwangojs.md b/_posts/2023-09-01-niwangojs.md
index 7edaae99c..cab72412e 100644
--- a/_posts/2023-09-01-niwangojs.md
+++ b/_posts/2023-09-01-niwangojs.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-stask.md b/_posts/2023-09-01-stask.md
index 9cdb0009a..66059ae8e 100644
--- a/_posts/2023-09-01-stask.md
+++ b/_posts/2023-09-01-stask.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-umeda_sansei_kai.md b/_posts/2023-09-01-umeda_sansei_kai.md
index 63fe8a1c4..859f70811 100644
--- a/_posts/2023-09-01-umeda_sansei_kai.md
+++ b/_posts/2023-09-01-umeda_sansei_kai.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2023-09-01-voice_genius.md b/_posts/2023-09-01-voice_genius.md
index d1ba57e71..edabd756e 100644
--- a/_posts/2023-09-01-voice_genius.md
+++ b/_posts/2023-09-01-voice_genius.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-ai_study.md b/_posts/2024-09-01-ai_study.md
index c6d48b97a..26326c513 100644
--- a/_posts/2024-09-01-ai_study.md
+++ b/_posts/2024-09-01-ai_study.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-bento_color.md b/_posts/2024-09-01-bento_color.md
index f09b8faf3..a9bbbd98d 100644
--- a/_posts/2024-09-01-bento_color.md
+++ b/_posts/2024-09-01-bento_color.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-co_encoder.md b/_posts/2024-09-01-co_encoder.md
index 7788f463c..cc7dc184c 100644
--- a/_posts/2024-09-01-co_encoder.md
+++ b/_posts/2024-09-01-co_encoder.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-digikan.md b/_posts/2024-09-01-digikan.md
index 609603b0e..482f422fc 100644
--- a/_posts/2024-09-01-digikan.md
+++ b/_posts/2024-09-01-digikan.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-fairy_guide.md b/_posts/2024-09-01-fairy_guide.md
index 36cf7f265..1626769ab 100644
--- a/_posts/2024-09-01-fairy_guide.md
+++ b/_posts/2024-09-01-fairy_guide.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-inton.md b/_posts/2024-09-01-inton.md
index 65212f5f0..4f7d656e4 100644
--- a/_posts/2024-09-01-inton.md
+++ b/_posts/2024-09-01-inton.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-jellyfish_alert.md b/_posts/2024-09-01-jellyfish_alert.md
index 7eab8c62b..072de7fa2 100644
--- a/_posts/2024-09-01-jellyfish_alert.md
+++ b/_posts/2024-09-01-jellyfish_alert.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-maglev_sphere_mobility.md b/_posts/2024-09-01-maglev_sphere_mobility.md
index eba710d01..38cd9a9a4 100644
--- a/_posts/2024-09-01-maglev_sphere_mobility.md
+++ b/_posts/2024-09-01-maglev_sphere_mobility.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-mimamori_compass.md b/_posts/2024-09-01-mimamori_compass.md
index 0d89767df..c6bead598 100644
--- a/_posts/2024-09-01-mimamori_compass.md
+++ b/_posts/2024-09-01-mimamori_compass.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-mimic.md b/_posts/2024-09-01-mimic.md
index 361b079c1..43e1534d3 100644
--- a/_posts/2024-09-01-mimic.md
+++ b/_posts/2024-09-01-mimic.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-picto_plate.md b/_posts/2024-09-01-picto_plate.md
index b1f43bcfa..793419553 100644
--- a/_posts/2024-09-01-picto_plate.md
+++ b/_posts/2024-09-01-picto_plate.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-qwet.md b/_posts/2024-09-01-qwet.md
index 5f341a0a9..2281eb083 100644
--- a/_posts/2024-09-01-qwet.md
+++ b/_posts/2024-09-01-qwet.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-reproduce.md b/_posts/2024-09-01-reproduce.md
index 70dc927b8..b8065e734 100644
--- a/_posts/2024-09-01-reproduce.md
+++ b/_posts/2024-09-01-reproduce.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-sakubun_otasuke.md b/_posts/2024-09-01-sakubun_otasuke.md
index 8f63c6263..a1ee125b6 100644
--- a/_posts/2024-09-01-sakubun_otasuke.md
+++ b/_posts/2024-09-01-sakubun_otasuke.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-swaq.md b/_posts/2024-09-01-swaq.md
index 563cbf357..a1adad59c 100644
--- a/_posts/2024-09-01-swaq.md
+++ b/_posts/2024-09-01-swaq.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-tactica_note.md b/_posts/2024-09-01-tactica_note.md
index df988d0be..445b63f6d 100644
--- a/_posts/2024-09-01-tactica_note.md
+++ b/_posts/2024-09-01-tactica_note.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/2024-09-01-tutoriallm.md b/_posts/2024-09-01-tutoriallm.md
index 1a21b4976..46d241d83 100644
--- a/_posts/2024-09-01-tutoriallm.md
+++ b/_posts/2024-09-01-tutoriallm.md
@@ -13,6 +13,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2016-09-01-smart_pen.md b/_posts/english/2016-09-01-smart_pen.md
index 02212a4ec..1d1a8256a 100644
--- a/_posts/english/2016-09-01-smart_pen.md
+++ b/_posts/english/2016-09-01-smart_pen.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2016-09-01-voice_commander.md b/_posts/english/2016-09-01-voice_commander.md
index 4f683ae00..f29b98cd4 100644
--- a/_posts/english/2016-09-01-voice_commander.md
+++ b/_posts/english/2016-09-01-voice_commander.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
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 82839521d..bd01dbf40 100644
--- a/_posts/english/2016-09-01-vr_picture_book_maker.md
+++ b/_posts/english/2016-09-01-vr_picture_book_maker.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-anki_cookie.md b/_posts/english/2017-09-01-anki_cookie.md
index 638197f50..cca131eb3 100644
--- a/_posts/english/2017-09-01-anki_cookie.md
+++ b/_posts/english/2017-09-01-anki_cookie.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-draw_code.md b/_posts/english/2017-09-01-draw_code.md
index 503e118c6..96d0087ae 100644
--- a/_posts/english/2017-09-01-draw_code.md
+++ b/_posts/english/2017-09-01-draw_code.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-fall_in_friends.md b/_posts/english/2017-09-01-fall_in_friends.md
index f7d3245d3..42314f681 100644
--- a/_posts/english/2017-09-01-fall_in_friends.md
+++ b/_posts/english/2017-09-01-fall_in_friends.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-listenable_keyboard.md b/_posts/english/2017-09-01-listenable_keyboard.md
index 9cc3d585f..743ad6ced 100644
--- a/_posts/english/2017-09-01-listenable_keyboard.md
+++ b/_posts/english/2017-09-01-listenable_keyboard.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-music_reminder.md b/_posts/english/2017-09-01-music_reminder.md
index 722d731bc..9a91edb8b 100644
--- a/_posts/english/2017-09-01-music_reminder.md
+++ b/_posts/english/2017-09-01-music_reminder.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-narratica.md b/_posts/english/2017-09-01-narratica.md
index e3e7dd058..22c7dbf68 100644
--- a/_posts/english/2017-09-01-narratica.md
+++ b/_posts/english/2017-09-01-narratica.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-papa.md b/_posts/english/2017-09-01-papa.md
index a01e57497..0e24ad17d 100644
--- a/_posts/english/2017-09-01-papa.md
+++ b/_posts/english/2017-09-01-papa.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-rakuraku_yomiyomi.md b/_posts/english/2017-09-01-rakuraku_yomiyomi.md
index 7012a89ae..345f51260 100644
--- a/_posts/english/2017-09-01-rakuraku_yomiyomi.md
+++ b/_posts/english/2017-09-01-rakuraku_yomiyomi.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-savacs.md b/_posts/english/2017-09-01-savacs.md
index 88c924fd1..7533b7f7e 100644
--- a/_posts/english/2017-09-01-savacs.md
+++ b/_posts/english/2017-09-01-savacs.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-smile_iot.md b/_posts/english/2017-09-01-smile_iot.md
index 28c31cc23..12f4ae6ff 100644
--- a/_posts/english/2017-09-01-smile_iot.md
+++ b/_posts/english/2017-09-01-smile_iot.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2017-09-01-vamboo.md b/_posts/english/2017-09-01-vamboo.md
index eabea4cdd..7100bf436 100644
--- a/_posts/english/2017-09-01-vamboo.md
+++ b/_posts/english/2017-09-01-vamboo.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-camera_translation.md b/_posts/english/2018-09-01-camera_translation.md
index 26fec754c..c9f556603 100644
--- a/_posts/english/2018-09-01-camera_translation.md
+++ b/_posts/english/2018-09-01-camera_translation.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-corkboard.md b/_posts/english/2018-09-01-corkboard.md
index edcd37dec..554bc7cbe 100644
--- a/_posts/english/2018-09-01-corkboard.md
+++ b/_posts/english/2018-09-01-corkboard.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-lets_eigo_puzzle.md b/_posts/english/2018-09-01-lets_eigo_puzzle.md
index 7c2304fcb..4ece9ab1d 100644
--- a/_posts/english/2018-09-01-lets_eigo_puzzle.md
+++ b/_posts/english/2018-09-01-lets_eigo_puzzle.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-life_watcher.md b/_posts/english/2018-09-01-life_watcher.md
index a8ce2c1b4..2c37bc62b 100644
--- a/_posts/english/2018-09-01-life_watcher.md
+++ b/_posts/english/2018-09-01-life_watcher.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-memory_capsule.md b/_posts/english/2018-09-01-memory_capsule.md
index 8bec303fa..eb9d79c71 100644
--- a/_posts/english/2018-09-01-memory_capsule.md
+++ b/_posts/english/2018-09-01-memory_capsule.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-robot_soccer.md b/_posts/english/2018-09-01-robot_soccer.md
index eb5d82182..d6c68c023 100644
--- a/_posts/english/2018-09-01-robot_soccer.md
+++ b/_posts/english/2018-09-01-robot_soccer.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-smile_meeting_room.md b/_posts/english/2018-09-01-smile_meeting_room.md
index 756a8e12a..ba4e90331 100644
--- a/_posts/english/2018-09-01-smile_meeting_room.md
+++ b/_posts/english/2018-09-01-smile_meeting_room.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
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 9fe6ebd44..d0ea80dfa 100644
--- a/_posts/english/2018-09-01-sound_in_the_forest.md
+++ b/_posts/english/2018-09-01-sound_in_the_forest.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-toubans.md b/_posts/english/2018-09-01-toubans.md
index 0dc4f94db..a52128246 100644
--- a/_posts/english/2018-09-01-toubans.md
+++ b/_posts/english/2018-09-01-toubans.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-touch_buy.md b/_posts/english/2018-09-01-touch_buy.md
index 0b2df1fde..d0f0ae3c6 100644
--- a/_posts/english/2018-09-01-touch_buy.md
+++ b/_posts/english/2018-09-01-touch_buy.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-utips.md b/_posts/english/2018-09-01-utips.md
index 19ee8fc9d..394f29e34 100644
--- a/_posts/english/2018-09-01-utips.md
+++ b/_posts/english/2018-09-01-utips.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2018-09-01-vreath.md b/_posts/english/2018-09-01-vreath.md
index 1f05ad0be..ce93b1514 100644
--- a/_posts/english/2018-09-01-vreath.md
+++ b/_posts/english/2018-09-01-vreath.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-abecobe.md b/_posts/english/2019-09-01-abecobe.md
index f626c0f1b..addff8eb6 100644
--- a/_posts/english/2019-09-01-abecobe.md
+++ b/_posts/english/2019-09-01-abecobe.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-amoyo.md b/_posts/english/2019-09-01-amoyo.md
index e2792e0be..d7580244b 100644
--- a/_posts/english/2019-09-01-amoyo.md
+++ b/_posts/english/2019-09-01-amoyo.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-det_exploit.md b/_posts/english/2019-09-01-det_exploit.md
index 7933a53f0..a372bd710 100644
--- a/_posts/english/2019-09-01-det_exploit.md
+++ b/_posts/english/2019-09-01-det_exploit.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
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 267bf3e6a..a003520c7 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
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-fresh_capsule.md b/_posts/english/2019-09-01-fresh_capsule.md
index 433d65429..357327455 100644
--- a/_posts/english/2019-09-01-fresh_capsule.md
+++ b/_posts/english/2019-09-01-fresh_capsule.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-mallet.md b/_posts/english/2019-09-01-mallet.md
index 72b0bddf9..a6ecff623 100644
--- a/_posts/english/2019-09-01-mallet.md
+++ b/_posts/english/2019-09-01-mallet.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-manage_stock.md b/_posts/english/2019-09-01-manage_stock.md
index 869c18bda..87b7040df 100644
--- a/_posts/english/2019-09-01-manage_stock.md
+++ b/_posts/english/2019-09-01-manage_stock.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-neulot.md b/_posts/english/2019-09-01-neulot.md
index af3a932ff..8991b7d7f 100644
--- a/_posts/english/2019-09-01-neulot.md
+++ b/_posts/english/2019-09-01-neulot.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-pirka.md b/_posts/english/2019-09-01-pirka.md
index 117fd0c99..c2fa5d287 100644
--- a/_posts/english/2019-09-01-pirka.md
+++ b/_posts/english/2019-09-01-pirka.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-relay_master.md b/_posts/english/2019-09-01-relay_master.md
index f30985c10..e47a835bd 100644
--- a/_posts/english/2019-09-01-relay_master.md
+++ b/_posts/english/2019-09-01-relay_master.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-smart_vj.md b/_posts/english/2019-09-01-smart_vj.md
index adc53c04d..76486b76a 100644
--- a/_posts/english/2019-09-01-smart_vj.md
+++ b/_posts/english/2019-09-01-smart_vj.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-tea.md b/_posts/english/2019-09-01-tea.md
index 4935f3d76..548c6eaa1 100644
--- a/_posts/english/2019-09-01-tea.md
+++ b/_posts/english/2019-09-01-tea.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2019-09-01-virtual_presents.md b/_posts/english/2019-09-01-virtual_presents.md
index eaa71bbbb..c55f0333b 100644
--- a/_posts/english/2019-09-01-virtual_presents.md
+++ b/_posts/english/2019-09-01-virtual_presents.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-align.md b/_posts/english/2020-09-01-align.md
index bcdcdebab..a00f36ad9 100644
--- a/_posts/english/2020-09-01-align.md
+++ b/_posts/english/2020-09-01-align.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-brush_talk.md b/_posts/english/2020-09-01-brush_talk.md
index 2a38c9697..edd965df2 100644
--- a/_posts/english/2020-09-01-brush_talk.md
+++ b/_posts/english/2020-09-01-brush_talk.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-color_overlap.md b/_posts/english/2020-09-01-color_overlap.md
index 003ffae20..7ec07e8ef 100644
--- a/_posts/english/2020-09-01-color_overlap.md
+++ b/_posts/english/2020-09-01-color_overlap.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-critica.md b/_posts/english/2020-09-01-critica.md
index feac5df0f..5dd77c7fa 100644
--- a/_posts/english/2020-09-01-critica.md
+++ b/_posts/english/2020-09-01-critica.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-flight_fit_vr.md b/_posts/english/2020-09-01-flight_fit_vr.md
index bfe62eb10..ace15df00 100644
--- a/_posts/english/2020-09-01-flight_fit_vr.md
+++ b/_posts/english/2020-09-01-flight_fit_vr.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-force_book.md b/_posts/english/2020-09-01-force_book.md
index 9c0039986..a66c60773 100644
--- a/_posts/english/2020-09-01-force_book.md
+++ b/_posts/english/2020-09-01-force_book.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-glider_gun.md b/_posts/english/2020-09-01-glider_gun.md
index fed2df8ac..bf220a388 100644
--- a/_posts/english/2020-09-01-glider_gun.md
+++ b/_posts/english/2020-09-01-glider_gun.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-guinfra.md b/_posts/english/2020-09-01-guinfra.md
index 205ec111e..80154998b 100644
--- a/_posts/english/2020-09-01-guinfra.md
+++ b/_posts/english/2020-09-01-guinfra.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-levo.md b/_posts/english/2020-09-01-levo.md
index b5a885fb8..1d0da526c 100644
--- a/_posts/english/2020-09-01-levo.md
+++ b/_posts/english/2020-09-01-levo.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-mer.md b/_posts/english/2020-09-01-mer.md
index 7c87e91a8..86ec16e91 100644
--- a/_posts/english/2020-09-01-mer.md
+++ b/_posts/english/2020-09-01-mer.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-poet.md b/_posts/english/2020-09-01-poet.md
index a088c5ab6..8bc7c6c7d 100644
--- a/_posts/english/2020-09-01-poet.md
+++ b/_posts/english/2020-09-01-poet.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-rocat.md b/_posts/english/2020-09-01-rocat.md
index 55cf3250b..c31a71ee2 100644
--- a/_posts/english/2020-09-01-rocat.md
+++ b/_posts/english/2020-09-01-rocat.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-skimer.md b/_posts/english/2020-09-01-skimer.md
index 822411441..eb94fc63e 100644
--- a/_posts/english/2020-09-01-skimer.md
+++ b/_posts/english/2020-09-01-skimer.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-spaghetian.md b/_posts/english/2020-09-01-spaghetian.md
index dafb75b36..eee107eb3 100644
--- a/_posts/english/2020-09-01-spaghetian.md
+++ b/_posts/english/2020-09-01-spaghetian.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2020-09-01-visible.md b/_posts/english/2020-09-01-visible.md
index f23756173..015f37cfc 100644
--- a/_posts/english/2020-09-01-visible.md
+++ b/_posts/english/2020-09-01-visible.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-anyget.md b/_posts/english/2021-09-01-anyget.md
index b8e7eccc5..522f87f42 100644
--- a/_posts/english/2021-09-01-anyget.md
+++ b/_posts/english/2021-09-01-anyget.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-augment.md b/_posts/english/2021-09-01-augment.md
index 507286ca2..4b62bd557 100644
--- a/_posts/english/2021-09-01-augment.md
+++ b/_posts/english/2021-09-01-augment.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-birds_eye.md b/_posts/english/2021-09-01-birds_eye.md
index 7f53d73fd..a7b0e9966 100644
--- a/_posts/english/2021-09-01-birds_eye.md
+++ b/_posts/english/2021-09-01-birds_eye.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-curepathy.md b/_posts/english/2021-09-01-curepathy.md
index 5998efe07..d43a7682c 100644
--- a/_posts/english/2021-09-01-curepathy.md
+++ b/_posts/english/2021-09-01-curepathy.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-cybotanic.md b/_posts/english/2021-09-01-cybotanic.md
index fe94c833e..1f6dbc036 100644
--- a/_posts/english/2021-09-01-cybotanic.md
+++ b/_posts/english/2021-09-01-cybotanic.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-haniwa.md b/_posts/english/2021-09-01-haniwa.md
index 2be975945..657103da3 100644
--- a/_posts/english/2021-09-01-haniwa.md
+++ b/_posts/english/2021-09-01-haniwa.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-killin_engine.md b/_posts/english/2021-09-01-killin_engine.md
index 4c4e131bb..076b1f5a2 100644
--- a/_posts/english/2021-09-01-killin_engine.md
+++ b/_posts/english/2021-09-01-killin_engine.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-mark_sdgs.md b/_posts/english/2021-09-01-mark_sdgs.md
index b670a8355..0d898b427 100644
--- a/_posts/english/2021-09-01-mark_sdgs.md
+++ b/_posts/english/2021-09-01-mark_sdgs.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-mock_up.md b/_posts/english/2021-09-01-mock_up.md
index 71649a130..22a60222c 100644
--- a/_posts/english/2021-09-01-mock_up.md
+++ b/_posts/english/2021-09-01-mock_up.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-puguette.md b/_posts/english/2021-09-01-puguette.md
index 83da4e856..db5ac09b8 100644
--- a/_posts/english/2021-09-01-puguette.md
+++ b/_posts/english/2021-09-01-puguette.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-researcheck.md b/_posts/english/2021-09-01-researcheck.md
index ac9eb9416..a2d5d7080 100644
--- a/_posts/english/2021-09-01-researcheck.md
+++ b/_posts/english/2021-09-01-researcheck.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-telport.md b/_posts/english/2021-09-01-telport.md
index 67061097f..1afee11d6 100644
--- a/_posts/english/2021-09-01-telport.md
+++ b/_posts/english/2021-09-01-telport.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-vr_sandbox.md b/_posts/english/2021-09-01-vr_sandbox.md
index 9c241b6a3..8ac110137 100644
--- a/_posts/english/2021-09-01-vr_sandbox.md
+++ b/_posts/english/2021-09-01-vr_sandbox.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2021-09-01-web_koten.md b/_posts/english/2021-09-01-web_koten.md
index cf028c888..8aa4e68ff 100644
--- a/_posts/english/2021-09-01-web_koten.md
+++ b/_posts/english/2021-09-01-web_koten.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-craftere_post.md b/_posts/english/2022-09-01-craftere_post.md
index 8ed5ae70d..6281aa669 100644
--- a/_posts/english/2022-09-01-craftere_post.md
+++ b/_posts/english/2022-09-01-craftere_post.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-fluxel.md b/_posts/english/2022-09-01-fluxel.md
index 1885cdb5f..94073a79b 100644
--- a/_posts/english/2022-09-01-fluxel.md
+++ b/_posts/english/2022-09-01-fluxel.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-hak.md b/_posts/english/2022-09-01-hak.md
index 540ed5eab..f1b5878ca 100644
--- a/_posts/english/2022-09-01-hak.md
+++ b/_posts/english/2022-09-01-hak.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-michishirube.md b/_posts/english/2022-09-01-michishirube.md
index 6c53dcb40..f45596bdc 100644
--- a/_posts/english/2022-09-01-michishirube.md
+++ b/_posts/english/2022-09-01-michishirube.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-motion_rapid.md b/_posts/english/2022-09-01-motion_rapid.md
index a77c6a343..8e2517ac0 100644
--- a/_posts/english/2022-09-01-motion_rapid.md
+++ b/_posts/english/2022-09-01-motion_rapid.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-noxicel.md b/_posts/english/2022-09-01-noxicel.md
index 6ce25e479..e488a772d 100644
--- a/_posts/english/2022-09-01-noxicel.md
+++ b/_posts/english/2022-09-01-noxicel.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-nu_desktop.md b/_posts/english/2022-09-01-nu_desktop.md
index d582fb8a0..71f772723 100644
--- a/_posts/english/2022-09-01-nu_desktop.md
+++ b/_posts/english/2022-09-01-nu_desktop.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-r-order.md b/_posts/english/2022-09-01-r-order.md
index af54b7227..95fc6dcde 100644
--- a/_posts/english/2022-09-01-r-order.md
+++ b/_posts/english/2022-09-01-r-order.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-sanitas.md b/_posts/english/2022-09-01-sanitas.md
index 8d8cce5a5..d59f5ddd2 100644
--- a/_posts/english/2022-09-01-sanitas.md
+++ b/_posts/english/2022-09-01-sanitas.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-scairecrow.md b/_posts/english/2022-09-01-scairecrow.md
index f960b893e..a5d88f243 100644
--- a/_posts/english/2022-09-01-scairecrow.md
+++ b/_posts/english/2022-09-01-scairecrow.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2022-09-01-study_rec.md b/_posts/english/2022-09-01-study_rec.md
index bff5e916d..e9a00faac 100644
--- a/_posts/english/2022-09-01-study_rec.md
+++ b/_posts/english/2022-09-01-study_rec.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
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 0cb13e482..27ff10d5a 100644
--- a/_posts/english/2023-09-01-3d_printed_brushless_motor.md
+++ b/_posts/english/2023-09-01-3d_printed_brushless_motor.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-a9n.md b/_posts/english/2023-09-01-a9n.md
index 271af8038..bf242f298 100644
--- a/_posts/english/2023-09-01-a9n.md
+++ b/_posts/english/2023-09-01-a9n.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-ai_4koma_maker.md b/_posts/english/2023-09-01-ai_4koma_maker.md
index 2966b3f98..d2e2d0521 100644
--- a/_posts/english/2023-09-01-ai_4koma_maker.md
+++ b/_posts/english/2023-09-01-ai_4koma_maker.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-bakusoku_agv.md b/_posts/english/2023-09-01-bakusoku_agv.md
index c3244c9c0..e0bd249de 100644
--- a/_posts/english/2023-09-01-bakusoku_agv.md
+++ b/_posts/english/2023-09-01-bakusoku_agv.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-be_free.md b/_posts/english/2023-09-01-be_free.md
index c79473c51..b565c38c2 100644
--- a/_posts/english/2023-09-01-be_free.md
+++ b/_posts/english/2023-09-01-be_free.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-capitalens.md b/_posts/english/2023-09-01-capitalens.md
index 407d1bb4e..aa4de199b 100644
--- a/_posts/english/2023-09-01-capitalens.md
+++ b/_posts/english/2023-09-01-capitalens.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-code_museum.md b/_posts/english/2023-09-01-code_museum.md
index 35be088ab..9d1d483a9 100644
--- a/_posts/english/2023-09-01-code_museum.md
+++ b/_posts/english/2023-09-01-code_museum.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-hato.md b/_posts/english/2023-09-01-hato.md
index 6c6d36fa8..3569ee199 100644
--- a/_posts/english/2023-09-01-hato.md
+++ b/_posts/english/2023-09-01-hato.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-lescued.md b/_posts/english/2023-09-01-lescued.md
index 815c0a366..74ad720d1 100644
--- a/_posts/english/2023-09-01-lescued.md
+++ b/_posts/english/2023-09-01-lescued.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-motion_simulator.md b/_posts/english/2023-09-01-motion_simulator.md
index 57585356f..a8ad568b4 100644
--- a/_posts/english/2023-09-01-motion_simulator.md
+++ b/_posts/english/2023-09-01-motion_simulator.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-niwangojs.md b/_posts/english/2023-09-01-niwangojs.md
index 50d677753..b7904f2fc 100644
--- a/_posts/english/2023-09-01-niwangojs.md
+++ b/_posts/english/2023-09-01-niwangojs.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-stask.md b/_posts/english/2023-09-01-stask.md
index e296873d9..9e85c23ce 100644
--- a/_posts/english/2023-09-01-stask.md
+++ b/_posts/english/2023-09-01-stask.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-umeda_sansei_kai.md b/_posts/english/2023-09-01-umeda_sansei_kai.md
index 8e8bd89f4..3a5ebd7f2 100644
--- a/_posts/english/2023-09-01-umeda_sansei_kai.md
+++ b/_posts/english/2023-09-01-umeda_sansei_kai.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2023-09-01-voice_genius.md b/_posts/english/2023-09-01-voice_genius.md
index aadf60ea9..f8e3c7885 100644
--- a/_posts/english/2023-09-01-voice_genius.md
+++ b/_posts/english/2023-09-01-voice_genius.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-ai_study.md b/_posts/english/2024-09-01-ai_study.md
index 40e545c1c..935c31e5b 100644
--- a/_posts/english/2024-09-01-ai_study.md
+++ b/_posts/english/2024-09-01-ai_study.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-bento_color.md b/_posts/english/2024-09-01-bento_color.md
index 41c256df2..d375de36e 100644
--- a/_posts/english/2024-09-01-bento_color.md
+++ b/_posts/english/2024-09-01-bento_color.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-co_encoder.md b/_posts/english/2024-09-01-co_encoder.md
index 65bf1c736..fa0f043b0 100644
--- a/_posts/english/2024-09-01-co_encoder.md
+++ b/_posts/english/2024-09-01-co_encoder.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-digikan.md b/_posts/english/2024-09-01-digikan.md
index 67ffb9e02..e687e8ca6 100644
--- a/_posts/english/2024-09-01-digikan.md
+++ b/_posts/english/2024-09-01-digikan.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-fairy_guide.md b/_posts/english/2024-09-01-fairy_guide.md
index 28b2468eb..5f24600e2 100644
--- a/_posts/english/2024-09-01-fairy_guide.md
+++ b/_posts/english/2024-09-01-fairy_guide.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-inton.md b/_posts/english/2024-09-01-inton.md
index 0f6a7b963..67ce2c114 100644
--- a/_posts/english/2024-09-01-inton.md
+++ b/_posts/english/2024-09-01-inton.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-jellyfish_alert.md b/_posts/english/2024-09-01-jellyfish_alert.md
index 2112621ce..707e7dde3 100644
--- a/_posts/english/2024-09-01-jellyfish_alert.md
+++ b/_posts/english/2024-09-01-jellyfish_alert.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-maglev_sphere_mobility.md b/_posts/english/2024-09-01-maglev_sphere_mobility.md
index 809b60da8..46c8dff3f 100644
--- a/_posts/english/2024-09-01-maglev_sphere_mobility.md
+++ b/_posts/english/2024-09-01-maglev_sphere_mobility.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-mimamori_compass.md b/_posts/english/2024-09-01-mimamori_compass.md
index f77701a85..a969e70ad 100644
--- a/_posts/english/2024-09-01-mimamori_compass.md
+++ b/_posts/english/2024-09-01-mimamori_compass.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-mimic.md b/_posts/english/2024-09-01-mimic.md
index 0c7936a2d..76b0703a3 100644
--- a/_posts/english/2024-09-01-mimic.md
+++ b/_posts/english/2024-09-01-mimic.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-picto_plate.md b/_posts/english/2024-09-01-picto_plate.md
index 37f65962a..a57494b15 100644
--- a/_posts/english/2024-09-01-picto_plate.md
+++ b/_posts/english/2024-09-01-picto_plate.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-qwet.md b/_posts/english/2024-09-01-qwet.md
index 28600bde4..027307dac 100644
--- a/_posts/english/2024-09-01-qwet.md
+++ b/_posts/english/2024-09-01-qwet.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-reproduce.md b/_posts/english/2024-09-01-reproduce.md
index d48aa1ce4..ace849fad 100644
--- a/_posts/english/2024-09-01-reproduce.md
+++ b/_posts/english/2024-09-01-reproduce.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-sakubun_otasuke.md b/_posts/english/2024-09-01-sakubun_otasuke.md
index cdc024058..f84cdce46 100644
--- a/_posts/english/2024-09-01-sakubun_otasuke.md
+++ b/_posts/english/2024-09-01-sakubun_otasuke.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-swaq.md b/_posts/english/2024-09-01-swaq.md
index 852bfc258..2cef18bdc 100644
--- a/_posts/english/2024-09-01-swaq.md
+++ b/_posts/english/2024-09-01-swaq.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-tactica_note.md b/_posts/english/2024-09-01-tactica_note.md
index f3e42e7af..c3072beb1 100644
--- a/_posts/english/2024-09-01-tactica_note.md
+++ b/_posts/english/2024-09-01-tactica_note.md
@@ -15,6 +15,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/_posts/english/2024-09-01-tutoriallm.md b/_posts/english/2024-09-01-tutoriallm.md
index 295be2f2d..b925d1c75 100644
--- a/_posts/english/2024-09-01-tutoriallm.md
+++ b/_posts/english/2024-09-01-tutoriallm.md
@@ -14,6 +14,7 @@ twitter_card: summary_large_image
 {% assign translations = site.data.translations %}
 {% assign lang         = page.lang | default: 'ja' %}
 
+{% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
 {% if page.lang == 'en' %}
   {% assign pj_title       = pj.title_en       | escape %}
   {% assign pj_description = pj.description_en %}
diff --git a/tasks/upsert_project_pages_by_data.rb b/tasks/upsert_project_pages_by_data.rb
index eb2b4ceaf..a06f7a791 100755
--- a/tasks/upsert_project_pages_by_data.rb
+++ b/tasks/upsert_project_pages_by_data.rb
@@ -59,6 +59,7 @@ def has_english?; self.has_key? :title_en; end
    {% assign translations = site.data.translations %}
    {% assign lang         = page.lang | default: 'ja' %}
 
+   {% comment %} pj.description needs NOT to be escapd to render <br> tags. {% endcomment %}
    {% if page.lang == 'en' %}
      {% assign pj_title       = pj.title_en       | escape %}
      {% assign pj_description = pj.description_en %}