http://www.yomiuri.co.jp/culture/news/20041228i501.htm

http://x51.org/x/04/12/3048.php

http://abcdane.net/blog/archives/200412/coma_assbacktowork.html

http://www.asahi.com/science/update/1229/002.html

http://headlines.yahoo.co.jp/hl?a=20041229-00000011-yom-soci

http://headlines.yahoo.co.jp/hl?a=20041229-00000092-kyodo-soci