diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee25c7672..06c9ee11e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -99,6 +99,7 @@ You should also include the user name that made the change.
 - Client: Add link to user RSS feed in profile menu @ssmucny
 - Client: Compress non-animated PNG files @saschanaz
 - Client: YouTube window player @sim1222
+- Client: show readable error when rate limit exceeded @syuilo
 - Client: enhance dashboard of control panel @syuilo
 - Client: Vite is upgraded to v4 @syuilo, @tamaina
 - Client: HMR is available while yarn dev @tamaina
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 67464e943..ea3cc6c9e 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -933,6 +933,8 @@ unassign: "アサインを解除"
 color: "色"
 manageCustomEmojis: "カスタム絵文字の管理"
 youCannotCreateAnymore: "これ以上作成することはできません。"
+cannotPerformTemporary: "一時的に利用できません"
+cannotPerformTemporaryDescription: "操作回数が制限を超過するため一時的に利用できません。しばらく時間を置いてから再度お試しください。"
 
 _role:
   new: "ロールの作成"
diff --git a/packages/frontend/src/os.ts b/packages/frontend/src/os.ts
index 891d598d8..3c44ed6ea 100644
--- a/packages/frontend/src/os.ts
+++ b/packages/frontend/src/os.ts
@@ -20,7 +20,10 @@ export const apiWithDialog = ((
 	promiseDialog(promise, null, (err) => {
 		let title = null;
 		let text = err.message + '\n' + (err as any).id;
-		if (err.code.startsWith('TOO_MANY')) {
+		if (err.code === 'RATE_LIMIT_EXCEEDED') {
+			title = i18n.ts.cannotPerformTemporary;
+			text = i18n.ts.cannotPerformTemporaryDescription;
+		} else if (err.code.startsWith('TOO_MANY')) {
 			title = i18n.ts.youCannotCreateAnymore;
 			text = `${i18n.ts.error}: ${err.id}`;
 		}