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    vs.      
Hidenori Katayama is tied in the series against Ryuichi Arita, 1-1.

event round table player one result player two
Pro Tour Kobe 20063143Katayama, Hidenori (1708)Won 2-1Arita, Ryuichi (1810)
2006 World Championship1612Katayama, Hidenori (1806)Lost 0-2Arita, Ryuichi (1927)