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http://www4.diary.ne.jp/logdisp.cgi?user=447753&log=20050913
http://www2.diary.ne.jp/logdisp.cgi?user=167304&log=20050913
http://plaza.rakuten.co.jp/kenryu/diary/200509130000/
http://www.kenslabo.com/law/past_whisper.php