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    vs.      
Masataka Matsumoto is tied in the series against Hiroaki Yamakawa, 1-1.

event round table player one result player two
Grand Prix Kyoto 2007727Matsumoto, Masataka (1581)Lost 1-2Yamakawa, Hiroaki (1555)
Grand Prix Kobe 2008338Matsumoto, Masataka (1578)Won 2-1Yamakawa, Hiroaki (1589)