diff --git a/shared/i18n/locales/ja_JP/translation.json b/shared/i18n/locales/ja_JP/translation.json
index 67533165c..7321de63c 100644
--- a/shared/i18n/locales/ja_JP/translation.json
+++ b/shared/i18n/locales/ja_JP/translation.json
@@ -1,24 +1,24 @@
 {
-  "Open collection": "Open collection",
+  "Open collection": "コレクションを開く",
   "New collection": "コレクションを追加",
   "Create a collection": "コレクションを作る",
   "Edit collection": "編集コレクション",
-  "Delete IndexedDB cache": "Delete IndexedDB cache",
-  "IndexedDB cache deleted": "IndexedDB cache deleted",
+  "Delete IndexedDB cache": "データベースのインデックスを削除する",
+  "IndexedDB cache deleted": "データベースのインデックスを削除しました",
   "Development": "開発",
-  "Open document": "Open document",
+  "Open document": "ドキュメントを開く",
   "New document": "新しいドキュメント",
   "Star": "スター",
   "Unstar": "スター解除",
   "Download": "ダウンロード",
-  "Download document": "Download document",
+  "Download document": "ドキュメントをダウンロード",
   "Duplicate": "文書の複製",
-  "Duplicate document": "Duplicate document",
+  "Duplicate document": "ドキュメントを複製",
   "Document duplicated": "ドキュメントの重複",
   "Print": "プリント",
-  "Print document": "Print document",
+  "Print document": "ドキュメントを印刷する",
   "Import document": "ドキュメントのインポート",
-  "Templatize": "Templatize",
+  "Templatize": "テンプレート化",
   "Create template": "テンプレートの作成",
   "Home": "ホーム",
   "Search": "検索",
@@ -36,14 +36,14 @@
   "Dark": "ダークモード",
   "Light": "ライトモード",
   "System": "システム",
-  "Change theme": "Change theme",
+  "Change theme": "テーマを変更する",
   "Change theme to": "Change theme to",
   "Invite people": "他の人を招待",
   "Collection": "コレクション",
-  "Debug": "Debug",
-  "Document": "Document",
+  "Debug": "デバッグ",
+  "Document": "文書",
   "Navigation": "ナビゲーション",
-  "People": "People",
+  "People": "メンバー",
   "currently editing": "現在編集中",
   "currently viewing": "閲覧中",
   "previously edited": "編集済み",