http://www.amazon.co.jp/exec/obidos/ASIN/4798106577/artifact-22/ref%3Dnosim/250-2383695-7495405

http://www.sponichi.co.jp/society/flash/KFullFlash20040926010.html

http://www.asahi.com/culture/update/0925/001.html

http://www.nikkei.co.jp/news/main/20040925AT3K2501I25092004.html