diff --git a/public/locales/ja/app.json b/public/locales/ja/app.json
index 82628b9..3e0f0d9 100644
--- a/public/locales/ja/app.json
+++ b/public/locales/ja/app.json
@@ -47,5 +47,14 @@
   "Join call now": "今すぐ通話に参加",
   "Join call": "通話に参加",
   "Invite": "招待",
-  "Invite people": "連絡先を招待"
+  "Invite people": "連絡先を招待",
+  "Not registered yet? <2>Create an account</2>": "まだアカウントをお持ちではありませんか？ <2>アカウントを作成</2>",
+  "Mute microphone": "マイクをミュート",
+  "Microphone permissions needed to join the call.": "通話の参加にはマイクの許可が必要です。",
+  "Microphone": "マイク",
+  "Login": "ログイン",
+  "Logging in…": "ログイン中です…",
+  "Loading…": "読み込み中です…",
+  "Loading room…": "ルームを読み込んでいます…",
+  "Leave": "退出"
 }