http://internet.watch.impress.co.jp/cda/news/2004/01/08/1688.html
http://japan.cnet.com/news/media/story/0,2000047715,20061239,00.htm
- http://members.ozemail.com.au/~123456789/p2p_entrapment.pdf
http://slashdot.jp/articles/03/07/15/0753231.shtml?topic=74
http://www.zdnet.co.jp/broadband/0307/14/lp14.html
http://slashdot.jp/articles/03/04/21/162221.shtml?topic=74
http://www.watch.impress.co.jp/internet/www/article/2002/1106/openc.htm