I am just dropping by to point out how my Tenhou bot, mittens, got a kokushi.
Replay is here:
http://tenhou.net/0/?log=2009072922gm-0009-0000-378e13d4&tw=1&ts=2
[http://tenhou.net/0/?log=2009072922gm-0009-0000-378e13d4&tw=1&ts=2]
If you are wondering, yes, it does play legitimately.
-arcturus.su