diff --git a/po/ja.po b/po/ja.po
index 6b0574f61..2223a0f04 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -4,7 +4,7 @@ msgstr ""
 "Project-Id-Version: phpMyAdmin 3.4.0-rc2-dev\n"
 "Report-Msgid-Bugs-To: phpmyadmin-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2011-04-21 14:27+0200\n"
-"PO-Revision-Date: 2011-04-24 04:44+0200\n"
+"PO-Revision-Date: 2011-04-24 04:47+0200\n"
 "Last-Translator: Yuichiro <yuichiro@pop07.odn.ne.jp>\n"
 "Language-Team: japanese <jp@li.org>\n"
 "Language: ja\n"
@@ -2283,7 +2283,7 @@ msgstr "リセット"
 
 #: libraries/config/messages.inc.php:17
 msgid "Improves efficiency of screen refresh"
-msgstr ""
+msgstr "画面更新を改善し効率化します。"
 
 #: libraries/config/messages.inc.php:18
 msgid "Enable Ajax"