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- http://souzou.fuzimoto.info/2009/09/twitter3rtd.html
- http://news4vip.livedoor.biz/archives/51361093.html
- http://www.zakzak.co.jp/entertainment/ent-news/news/20090907/enn0909071615005-n1.htm
- http://www.asahi.com/business/update/0907/TKY200909070298.html, http://www.asahi.com/business/update/0907/TKY200909070298_01.html