diff --git a/commons/src/main/res/values-ja/strings.xml b/commons/src/main/res/values-ja/strings.xml
index fe883458a..1820ef846 100644
--- a/commons/src/main/res/values-ja/strings.xml
+++ b/commons/src/main/res/values-ja/strings.xml
@@ -874,16 +874,16 @@
     <string name="why_upgrade_footer_one_time_payment">1回払い</string>
     <string name="why_upgrade_improved_design">改良されたデザイン</string>
     <!-- Gallery Pro -->
-    <string name="why_upgrade_advanced_photo_editor">上級な写真編集</string>
-    <string name="why_upgrade_advanced_photo_video_editor">Advanced photo &amp; video editor</string>
+    <string name="why_upgrade_advanced_photo_editor">高度な写真編集機能</string>
+    <string name="why_upgrade_advanced_photo_video_editor">高度な写真＆動画編集機能</string>
     <string name="why_upgrade_heic_support">HEIC / HEIFファイル対応</string>
-    <string name="why_upgrade_batch_renaming">上級なバッチファイル名の変更</string>
+    <string name="why_upgrade_batch_renaming">高度なファイル名の一括変更機能</string>
     <string name="why_upgrade_folder_locking">個々のフォルダーのロック</string>
     <string name="why_upgrade_printing_support">印刷対応</string>
     <!-- Calendar Pro -->
     <string name="why_upgrade_time_zone_support">現地時間対応</string>
     <string name="why_upgrade_attendees_emails">出席者とメール通知</string>
-    <string name="why_upgrade_easy_event_importing">簡単なイベントの入力</string>
+    <string name="why_upgrade_easy_event_importing">簡単な予定のインポート</string>
     <string name="why_upgrade_new_widgets">新しいウィジェット</string>
     <!-- Contacts Pro -->
     <string name="why_upgrade_duplicate_contact_merging">重複した連絡先登録を改善</string>