I found key escrow article on the Asahi Shinbun. Asahi Shinbun is one of the most famous Japanese newspaper. I can't write more info because I am busy now. BTW, Asahi Shinbun has their own server: URL: http://www.asahi.com/. # English version is also available. - Tsuyoshi Hayashi <take@barrier-free.co.jp> - PGP public key: http://www.barrier-free.co.jp/take/pgpkey - (CF 27 34 5B 46 FA 2A 12 D2 4C E3 F7 2A 45 E0 22) - Barrier Free, Inc. (established on 25 Jan 1996)