diff --git a/po/ja.po b/po/ja.po
index baa8a413af..4cbc1779be 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -4,7 +4,7 @@ msgstr ""
 "Project-Id-Version: phpMyAdmin 3.5.0-dev\n"
 "Report-Msgid-Bugs-To: phpmyadmin-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2011-08-12 12:32+0200\n"
-"PO-Revision-Date: 2011-08-12 16:01+0200\n"
+"PO-Revision-Date: 2011-08-12 16:07+0200\n"
 "Last-Translator: Yuichiro <yuichiro@pop07.odn.ne.jp>\n"
 "Language-Team: japanese <jp@li.org>\n"
 "Language: ja\n"
@@ -11551,7 +11551,7 @@ msgstr ""
 msgid ""
 "You should upgrade, as recent versions of MySQL 5.1 have improved "
 "performance and MySQL 5.5 even more so."
-msgstr ""
+msgstr "アップグレード推奨。最新バージョンの MySQL 5.1 はパフォーマンスが向上していますし、MySQL 5.5 であれば更に向上しています。"
 
 #: po/advisory_rules.php:46
 msgid "Version less than 5.5.8 (the first GA release of 5.5)."