diff --git a/lang/japanese-euc.inc.php3 b/lang/japanese-euc.inc.php3
index 2d13bc7a1..0e0216db3 100644
--- a/lang/japanese-euc.inc.php3
+++ b/lang/japanese-euc.inc.php3
@@ -7,8 +7,8 @@
 
 $charset = 'euc-jp';
 $text_dir = 'ltr';
-$left_font_family = 'sans-serif';
-$right_font_family = 'sans-serif';
+$left_font_family = 'verdana, arial, helvetica, geneva, sans-serif';
+$right_font_family = 'arial, helvetica, geneva, sans-serif';
 $number_thousands_separator = ',';
 $number_decimal_separator = '.';
 $byteUnits = array('バイト', 'KB', 'MB', 'GB');
@@ -17,7 +17,7 @@ $day_of_week = array('
 $month = array('1月','2月','3月','4月','5月','6月','7月','8月','9月','10月','11月','12月');
 // See http://www.php.net/manual/en/function.strftime.php to define the
 // variable below
-$datefmt = '%Y年%B%e日 %H:%M';
+$datefmt = '%Y年%B%d日 %H:%M';
 
 
 $strAccessDenied = 'アクセスは拒否されました。';
diff --git a/lang/japanese-sjis.inc.php3 b/lang/japanese-sjis.inc.php3
index 865ea524c..6b457272d 100644
--- a/lang/japanese-sjis.inc.php3
+++ b/lang/japanese-sjis.inc.php3
@@ -7,8 +7,8 @@
 
 $charset = 'SHIFT_JIS';
 $text_dir = 'ltr';
-$left_font_family = 'sans-serif';
-$right_font_family = 'sans-serif';
+$left_font_family = 'verdana, arial, helvetica, geneva, sans-serif';
+$right_font_family = 'arial, helvetica, geneva, sans-serif';
 $number_thousands_separator = ',';
 $number_decimal_separator = '.';
 $byteUnits = array('�o�C�g', 'KB', 'MB', 'GB');
@@ -17,7 +17,7 @@ $day_of_week = array('
 $month = array('1��','2��','3��','4��','5��','6��','7��','8��','9��','10��','11��','12��');
 // See http://www.php.net/manual/en/function.strftime.php to define the
 // variable below
-$datefmt = '%Y�N%B%e�� %H:%M';
+$datefmt = '%Y�N%B%d�� %H:%M';
 
 
 $strAccessDenied = '�A�N�Z�X�����������������B';