24th Ryu-O sen
13 2011 - 2 2011

Watanabe Akira vs Maruyama Tadahisa (88 moves)
Game 1 (Kakugawari with one tempo loss)
Maruyama Tadahisa vs Watanabe Akira (106 moves)
Game 2 (Kakugawari)
Watanabe Akira vs Maruyama Tadahisa (114 moves)
Game 3
Maruyama Tadahisa vs Watanabe Akira (140 moves)
Game 4
Watanabe Akira vs Maruyama Tadahisa (137 moves)
Game 5 (White Kakugawari)