event | round | table | player one | result | player two |
Grand Prix Niigata 2005 | 12 | 10 | Ikeda, Tsuyoshi (1819) | Won 2-0 | Katayama, Hidenori (1696) |
Grand Prix Niigata 2009 | 4 | 55 | Ikeda, Tsuyoshi (1799) | Won 2-1 | Katayama, Hidenori (1633) |
Pro Tour San Diego 2010 | 9 | 33 | Ikeda, Tsuyoshi (1964) | Won 2-1 | Katayama, Hidenori (1773) |