http://blog.livedoor.jp/yk_vodka/archives/50803698.html

http://gigazine.net/index.php?/news/comments/20060918_yoshinoya/

http://www.excite.co.jp/News/bit/00091158489811.html

http://www.kiteru.com/vol.162/no1-vol162.htm

http://www.mainichi-msn.co.jp/seiji/gyousei/news/20060918ddm013100174000c.html

http://headlines.yahoo.co.jp/hl?a=20060917-00000071-mai-soci