http://www.oricon.co.jp/anime/news/38673/

http://plusd.itmedia.co.jp/lifestyle/articles/0611/14/news080.html

http://gigazine.net/index.php?/news/comments/20061113_plc/

http://arasikuruna.g.hatena.ne.jp/kanimaster/20061112/1163339752

http://www.saito-pro.co.jp/kouza/

http://plusd.itmedia.co.jp/lifestyle/articles/0611/13/news009.html

http://bb.watch.impress.co.jp/cda/special/16155.html

http://www.watch.impress.co.jp/av/docs/20061114/sonic.htm