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    vs.      
Masahiro Kumagai trails the series against Yuji Koyama, 0-2.

event round table player one result player two
Grand Prix Kobe 20152479Kumagai, Masahiro (1518)Lost 0-2Koyama, Yuji (1700)
Grand Prix Tokyo 201615138Kumagai, Masahiro (1627)Lost 0-2Koyama, Yuji (1764)