diff --git a/res/values-ja/strings.xml b/res/values-ja/strings.xml
index b296f63..3de53f6 100644
--- a/res/values-ja/strings.xml
+++ b/res/values-ja/strings.xml
@@ -114,8 +114,7 @@
     <string name="action_move_here" msgid="2170188780612570250">"アイテムをここに移動"</string>
     <string name="item_added_to_workspace" msgid="4211073925752213539">"アイテムをホーム画面に追加しました"</string>
     <string name="item_removed" msgid="851119963877842327">"アイテムを削除しました"</string>
-    <!-- no translation found for undo (4151576204245173321) -->
-    <skip />
+    <string name="undo" msgid="4151576204245173321">"元に戻す"</string>
     <string name="action_move" msgid="4339390619886385032">"アイテムを移動"</string>
     <string name="move_to_empty_cell" msgid="2833711483015685619">"行<xliff:g id="NUMBER_0">%1$s</xliff:g>、列<xliff:g id="NUMBER_1">%2$s</xliff:g>に移動"</string>
     <string name="move_to_position" msgid="6750008980455459790">"位置<xliff:g id="NUMBER">%1$s</xliff:g>に移動"</string>