diff --git a/CHANGELOG.md b/CHANGELOG.md
index f250ade..74fa765 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# [0.6.0](https://github.com/suzuki3jp/youtubes.js/compare/v0.5.0...v0.6.0) (2025-01-28)
+
+
+### Features
+
+* Migrate from result4js to neverthrow ([f1e3c5a](https://github.com/suzuki3jp/youtubes.js/commit/f1e3c5acbde71c5f2c2b690ab88eb6c2d5da8e1c))
+
 # [0.5.0](https://github.com/suzuki3jp/youtubes.js/compare/v0.4.5...v0.5.0) (2025-01-22)
 
 
diff --git a/docs/api/youtubes.js.pagination.all.md b/docs/api/youtubes.js.pagination.all.md
index 2c66155..14ec4cd 100644
--- a/docs/api/youtubes.js.pagination.all.md
+++ b/docs/api/youtubes.js.pagination.all.md
@@ -32,8 +32,11 @@ const oauth = new StaticOAuthProvider({
 });
 const client = new ApiClient({ oauth });
 
-// THIS IS UNSAFE ERROR HANDLING. See the safe error handling in the README.md Introduction.
-const playlists = (await client.playlists.getMine()).throw();
-const allPlaylists = (await playlists.all()).throw().flat();
+const playlists = await client.playlists.getMine();
+if (playlists.isErr()) {
+    // Handle the error
+   return;
+}
+const allPlaylists = (await playlists.all()).flat();
 ```
 
diff --git a/docs/api/youtubes.js.pagination.next.md b/docs/api/youtubes.js.pagination.next.md
index b47c559..3c0659b 100644
--- a/docs/api/youtubes.js.pagination.next.md
+++ b/docs/api/youtubes.js.pagination.next.md
@@ -32,11 +32,11 @@ const oauth = new StaticOAuthProvider({
 });
 const client = new ApiClient({ oauth });
 
-
-// THIS IS UNSAFE ERROR HANDLING. See the safe error handling in the README.md Introduction.
-const playlists = (await client.playlists.getMine()).throw();
-console.log(playlists.data); // The first page of playlists
-const nextPage = (await playlists.next()).throw();
-console.log(nextPage?.data); // The second page of playlists or null if there is no next page
+const playlists = await client.playlists.getMine();
+if (playlists.isErr()) return;
+console.log(playlists.value); // The first page of playlists
+const nextPage = await playlists.next();
+if (nextPage?.isErr()) return;
+console.log(nextPage?.value); // The second page of playlists or null if there is no next page
 ```
 
diff --git a/docs/api/youtubes.js.pagination.prev.md b/docs/api/youtubes.js.pagination.prev.md
index 89bec5f..6a204b6 100644
--- a/docs/api/youtubes.js.pagination.prev.md
+++ b/docs/api/youtubes.js.pagination.prev.md
@@ -32,11 +32,11 @@ const oauth = new StaticOAuthProvider({
 });
 const client = new ApiClient({ oauth });
 
-
-// THIS IS UNSAFE ERROR HANDLING. See the safe error handling in the README.md Introduction.
-const playlists = (await client.playlists.getMine()).throw();
-console.log(playlists.data); // The first page of playlists
-const prevPage = (await playlists.prev()).throw();
-console.log(prevPage?.data); // The previous page of playlists or null if there is no previous page
+const playlists = await client.playlists.getMine();
+if (playlists.isErr()) return;
+console.log(playlists.value); // The first page of playlists
+const prevPage = await playlists.prev();
+if (prevPage?.isErr()) return;
+console.log(prevPage?.value); // The previous page of playlists or null if there is no previous page
 ```
 
diff --git a/docs/api/youtubes.js.playlistmanager.getbychannelid.md b/docs/api/youtubes.js.playlistmanager.getbychannelid.md
index 6092b50..746cb1e 100644
--- a/docs/api/youtubes.js.playlistmanager.getbychannelid.md
+++ b/docs/api/youtubes.js.playlistmanager.getbychannelid.md
@@ -83,8 +83,6 @@ const oauth = new StaticOAuthProvider({
  accessToken: "ACCESS_TOKEN",
 });
 const client = new ApiClient({ oauth });
-
-// THIS IS UNSAFE ERROR HANDLING. See the safe error handling in the README.md Introduction.
-const playlists = (await client.playlists.getByChannelId("CHANNEL_ID")).throw(); // Pagination<Playlist[]>
+const playlists = await client.playlists.getByChannelId("CHANNEL_ID"); // Result<Pagination<Playlist[]>, YouTubesJsErrors>
 ```
 
diff --git a/docs/api/youtubes.js.playlistmanager.getbyids.md b/docs/api/youtubes.js.playlistmanager.getbyids.md
index 3fb1166..54a1ae4 100644
--- a/docs/api/youtubes.js.playlistmanager.getbyids.md
+++ b/docs/api/youtubes.js.playlistmanager.getbyids.md
@@ -83,8 +83,6 @@ const oauth = new StaticOAuthProvider({
  accessToken: "ACCESS_TOKEN",
 });
 const client = new ApiClient({ oauth });
-
-// THIS IS UNSAFE ERROR HANDLING. See the safe error handling in the README.md Introduction.
-const playlists = (await client.playlists.getByIds(["ID1", "ID2"])).throw(); // Pagination<Playlist[]>
+const playlists = await client.playlists.getByIds(["ID1", "ID2"]) // Result<Pagination<Playlist[]>, YouTubesJsErrors>
 ```
 
diff --git a/docs/api/youtubes.js.playlistmanager.getmine.md b/docs/api/youtubes.js.playlistmanager.getmine.md
index 156dc70..240d78d 100644
--- a/docs/api/youtubes.js.playlistmanager.getmine.md
+++ b/docs/api/youtubes.js.playlistmanager.getmine.md
@@ -68,7 +68,6 @@ const oauth = new StaticOAuthProvider({
 });
 
 const client = new ApiClient({ oauth });
-// THIS IS UNSAFE ERROR HANDLING. See the safe error handling in the README.md Introduction.
-const playlists = (await client.playlists.getMine()).throw(); // Pagination<Playlist[]>
+const playlists = await client.playlists.getMine(); // Result<Pagination<Playlist[]>, YouTubesJsErrors>
 ```
 
diff --git a/package-lock.json b/package-lock.json
index 916eacc..cf53fe0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "youtubes.js",
-    "version": "0.5.0",
+    "version": "0.6.0",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "youtubes.js",
-            "version": "0.5.0",
+            "version": "0.6.0",
             "license": "MIT",
             "dependencies": {
                 "googleapis": "^144.0.0",
diff --git a/package.json b/package.json
index a54a2bd..709bca1 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "youtubes.js",
     "description": "A JavaScript client for YouTube Data API v3.",
-    "version": "0.5.0",
+    "version": "0.6.0",
     "main": "dist/index.js",
     "types": "dist/index.d.ts",
     "keywords": [