diff --git a/java/res/values-ja/strings.xml b/java/res/values-ja/strings.xml
index 53ef577..9a43008 100644
--- a/java/res/values-ja/strings.xml
+++ b/java/res/values-ja/strings.xml
@@ -35,6 +35,14 @@
     <string name="settings_screen_advanced" msgid="7472408607625972994">"詳細設定"</string>
     <string name="settings_screen_theme" msgid="2137262503543943871">"テーマ"</string>
     <string name="enable_split_keyboard" msgid="4177264923999493614">"スプリットキーボードを有効にする"</string>
+    <!-- no translation found for clear_sync_data_summary (993477139012576584) -->
+    <skip />
+    <!-- no translation found for clear_sync_data_confirmation (6415032621884042784) -->
+    <skip />
+    <!-- no translation found for clear_sync_data_ok (613104067705915132) -->
+    <skip />
+    <!-- no translation found for clear_sync_data_cancel (8543925137765830060) -->
+    <skip />
     <string name="include_other_imes_in_language_switch_list" msgid="4533689960308565519">"他の入力方法に切り替え"</string>
     <string name="include_other_imes_in_language_switch_list_summary" msgid="840637129103317635">"言語切り替えキーは他の入力方法にも対応しています"</string>
     <string name="show_language_switch_key" msgid="5915478828318774384">"言語切り替えキー"</string>