event | round | table | player one | result | player two |
Grand Prix Matsuyama 2005 | 10 | 9 | Katayama, Hidenori (1576) | Won 2-0 | Nakao, Munenari (1545) |
Grand Prix Matsuyama 2005 | 14 | 3 | Katayama, Hidenori (1584) | Won 2-1 | Nakao, Munenari (1553) |
Grand Prix Niigata 2005 | 6 | 48 | Katayama, Hidenori (1651) | Won 2-0 | Nakao, Munenari (1585) |