diff --git a/client/src/locale/server.ja-JP.json b/client/src/locale/server.ja-JP.json
index 2b58ad205..c872a40bc 100644
--- a/client/src/locale/server.ja-JP.json
+++ b/client/src/locale/server.ja-JP.json
@@ -28,7 +28,7 @@
     "Unlisted": "未収載",
     "Private": "非公開",
     "Internal": "ローカルのみ",
-    "Password protected": "Password protected",
+    "Password protected": "パスワードで保護されています",
     "Published": "公開済み",
     "To transcode": "トランスコード待機中",
     "To import": "インポート待機中",
@@ -46,18 +46,18 @@
     "Processing": "処理中",
     "Regular": "一般",
     "Watch later": "後で見る",
-    "Administrator": "Administrator",
-    "Moderator": "Moderator",
-    "User": "User",
+    "Administrator": "管理者",
+    "Moderator": "モデレーター",
+    "User": "ユーザー",
     "Waiting first run": "Waiting first run",
-    "Synchronized": "Synchronized",
+    "Synchronized": "同期",
     "Accepted": "Accepted",
-    "Completed": "Completed",
-    "Errored": "Errored",
-    "Waiting for parent job to finish": "Waiting for parent job to finish",
-    "Parent job failed": "Parent job failed",
-    "Parent job cancelled": "Parent job cancelled",
-    "Completing": "Completing",
+    "Completed": "完了",
+    "Errored": "エラー",
+    "Waiting for parent job to finish": "親ジョブが終了するのを待っています",
+    "Parent job failed": "親ジョブが失敗しました",
+    "Parent job cancelled": "親ジョブがキャンセルされました",
+    "Completing": "完了中",
     "This video does not exist.": "この動画は存在しません。",
     "We cannot fetch the video. Please try again later.": "動画を読み込むことが出来ません。しばらく待ってから、もう一度アクセスして下さい。",
     "Sorry": "申し訳ありません",
@@ -77,7 +77,7 @@
     "Aragonese": "アラゴン語",
     "American Sign Language": "アメリカ手話",
     "Assamese": "アッサム語",
-    "Austrian Sign Language": "Austrian Sign Language",
+    "Austrian Sign Language": "オーストリア手話",
     "Avaric": "アヴァル語",
     "Kotava": "コタヴァ語",
     "Aymara": "アイマラ語",
@@ -243,7 +243,7 @@
     "Thai": "タイ語",
     "Tigrinya": "ティグリニャ語",
     "Klingon": "クリンゴン語",
-    "Tonga (Tonga Islands)": "トンガ (トンガ諸島)",
+    "Tonga (Tonga Islands)": "トンガ (トンガ諸島)語",
     "Tswana": "ツワナ語",
     "Tsonga": "ツォンガ語",
     "Turkmen": "トルクメン語",