| event | round | table | player one | result | player two |
| 1999 World Championship | 9 | 76 | Komiya, Tadayoshi (1465) | Won 0-0 | Jung, Heung-Jin (1444) |
| 2000 World Championship | 18 | 41 | Komiya, Tadayoshi (1611) | Lost 0-2 | Jung, Heung-Jin (1543) |
| Grand Prix Hiroshima 2001 | 6 | 20 | Komiya, Tadayoshi (1573) | Won 2-1 | Jung, Heung-Jin (1580) |