O Meien
O Meien Oza (called Wang Mingyuan in Chinese) is a Taiwanese-born (22 November 1961) 9-dan professional active in Japan.
Won the Honinbo title in 2000 and held it the following year before losing it to Kato Masao in 2002. Took the Oza title from Cho Chikun in December 2002.
A pupil of Go Seigen, O has an interesting style based on quick development in the fuseki and on the use of influence. He is a very determined fighter, with plenty of kiai.
http://gobase.org/information/players/?pp=O%20Meien
It's Wang Mingyuan in Chinese. The last (rarish) character can be read wan or yuan, but Roy Schmidt met him and reports it was yuan.John Fairbairn
O Meien's non-standard opening moves are called "meienisms". -- Vesa Laatikainen