diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 1f727056ab..e241ca9ff8 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -561,6 +561,7 @@ copy: "コピー"
 metrics: "メトリクス"
 overview: "概要"
 logs: "ログ"
+delayed: "遅延"
 
 _sidebar:
   full: "フル"