The Winner is

Saikyo Igo 2 by 10-2

Challenger

 Champion
Hoou - Nekogumi Saikyo Igo 2 - Unbalance

Test Environment

Aug 29, 1999 Hoou v.s.Saikyo Igo   2（The Strongest Game of Go 2)
　 Winner Loser result comment
Game 1 white - Saikyo Igo 2 black - Hoou White won by 43.5 points 　
Game 2 black - Saikyo Igo 2 white - Hoou Black won by 15.5 points 　
Game 3 white - Saikyo Igo 2 black - Hoou White won by 26.5 points 　
Game 4 black - Saikyo Igo 2 white - Hoou Black won by 14.5 points 　
Game 5 white - Saikyo Igo 2 black - Hoou White won by 44.5 points 　
Game 6 black - Saikyo Igo 2 white - Hoou Black won by 37.5 points 　
Game 7 white - Saikyo Igo 2 black - Hoou White won by 3.5 points 　
Game 8 white - Hoou black - Saikyo Igo 2 White won by 84.5 points 　
Game 9 white - Saikyo Igo 2 black - Hoou White won by 7.5 points 　
Game 10 white - Hoou black - Saikyo Igo 2 White won by 1.5 points 　
Game 11 white - Saikyo Igo 2 black - Hoou White won by 25.5 points 　
Game 12 black - Saikyo Igo 2 white - Hoou Black won by 15.5 points