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    vs.      
Yuji Otsubo leads the series against Jinpei Hassaku, 2-0.

event round table player one result player two
Grand Prix Kyoto 2003117Otsubo, Yuji (1739)Won 2-1Hassaku, Jinpei (1808)
Grand Prix Matsuyama 200535Otsubo, Yuji (1748)Won 2-1Hassaku, Jinpei (1808)