event | round | table | player one | result | player two |
Grand Prix Kyoto 2007 | 11 | 38 | Watanabe, Yuuya (1598) | Lost 0-2 | Kadooka, Toshiyuki (1657) |
Grand Prix Washington DC 2010 | 17 | 47 | Watanabe, Yuuya (1906) | Lost 0-2 | Kadooka, Toshiyuki (1834) |
Pro Tour Amsterdam 2010 | 4 | 57 | Watanabe, Yuuya (2027) | Won 2-0 | Kadooka, Toshiyuki (1737) |