diff --git a/po/ja/asterisk.po b/po/ja/asterisk.po
index a774a35d80..5cc3221a77 100644
--- a/po/ja/asterisk.po
+++ b/po/ja/asterisk.po
@@ -30,7 +30,7 @@ msgstr ""
 #. Debug Level
 #: applications/luci-asterisk/luasrc/i18n/asterisk.en.lua:4
 msgid "Debug Level"
-msgstr ""
+msgstr "デバッグ レベル"
 
 #. Disable some warnings
 #: applications/luci-asterisk/luasrc/i18n/asterisk.en.lua:5