Hirose Akihito vs Fukaura Koichi (122 moves)
51st Oi-sen, Game 1, 13 2010 (Shikenbisha Anaguma)

Fukaura Koichi vs Hirose Akihito (136 moves)
51st Oi-sen, Game 2, 27 2010 (Shikenbisha Anaguma)

Hirose Akihito vs Fukaura Koichi (126 moves)
51st Oi-sen, Game 3, 3 2010

Fukaura Koichi vs Hirose Akihito (136 moves)
51st Oi-sen, Game 4, 10 2010

Hirose Akihito vs Fukaura Koichi (149 moves)
51st Oi-sen, Game 5, 24 2010

Fukaura Koichi vs Hirose Akihito (121 moves)
51st Oi-sen, Replay Game 5, 25 2010

Fukaura Koichi vs Hirose Akihito (100 moves)
51st Oi-sen, Game 6, 1 2010

Hirose Akihito vs Fukaura Koichi (162 moves)
51st Oi-sen, Replay game 6, 2 2010

Habu Yoshiharu vs Hirose Akihito (139 moves)
52nd Oi-sen, Game 1, 12 2011

Hirose Akihito vs Habu Yoshiharu (130 moves)
52nd Oi-sen, Game 2, 26 2011

Habu Yoshiharu vs Hirose Akihito (118 moves)
52nd Oi-sen, Game 3, 2 2011

Hirose Akihito vs Habu Yoshiharu (129 moves)
52nd Oi-sen, Game 4, 9 2011

Habu Yoshiharu vs Hirose Akihito (101 moves)
52nd Oi-sen, Game 5, 23 2011

Hirose Akihito vs Habu Yoshiharu (123 moves)
52nd Oi-sen, Game 6, 29 2011

Hirose Akihito vs Habu Yoshiharu (117 moves)
52nd Oi-sen, Game 7, 12 2011