diff --git a/locale/ja_JP/LC_MESSAGES/messages.mo b/locale/ja_JP/LC_MESSAGES/messages.mo
index e47c37ea0..da28e8e43 100644
Binary files a/locale/ja_JP/LC_MESSAGES/messages.mo and b/locale/ja_JP/LC_MESSAGES/messages.mo differ
diff --git a/locale/ja_JP/LC_MESSAGES/messages.po b/locale/ja_JP/LC_MESSAGES/messages.po
index dcd2bc3ae..6e1ed5257 100644
--- a/locale/ja_JP/LC_MESSAGES/messages.po
+++ b/locale/ja_JP/LC_MESSAGES/messages.po
@@ -39,7 +39,7 @@ msgstr "1 ヶ月前"
 
 #: backend.php:78
 msgid "2 months old"
-msgstr "2 日月前"
+msgstr "2 ヶ月前"
 
 #: backend.php:79
 msgid "3 months old"