diff --git a/src/main/resources/lang/ja-JP/strings.yml b/src/main/resources/lang/ja-JP/strings.yml
index 8cf12e08e..a61ae0efc 100644
--- a/src/main/resources/lang/ja-JP/strings.yml
+++ b/src/main/resources/lang/ja-JP/strings.yml
@@ -511,6 +511,8 @@ plnStartPrompt: "Enter amount of time (in seconds), 0 to clear the start date or
 plnEndPrompt: "Enter amount of time (in seconds), 0 to clear the end date or -1 to cancel"
 plnRepeatPrompt: "Enter amount of time (in seconds), 0 to clear the repeat or -1 to cancel"
 plnCooldownPrompt: "Enter amount of time (in seconds), 0 to clear the cooldown or -1 to cancel"
+plnTooEarly: "<quest> will be active in <time>."
+plnTooLate: "<quest> was last active <time> ago."
 rewSetMoney: "Set money reward"
 rewSetQuestPoints: "Set Quest Points reward"
 rewSetItems: "Set item rewards"