| event | round | table | player one | result | player two |
| Grand Prix Hong Kong 2004 | 7 | 4 | Osawa, Takuya (1736) | Lost 0-2 | Tan, Chuen Hwa (1727) |
| Grand Prix Hong Kong 2004 | 10 | 5 | Osawa, Takuya (1756) | Draw 1-1 | Tan, Chuen Hwa (1739) |
| Grand Prix Hong Kong 2004 | 12 | 27 | Osawa, Takuya (1772) | Lost 0-2 | Tan, Chuen Hwa (1762) |
| Grand Prix Hong Kong 2004 | Q | Osawa, Takuya (1791) | Lost 1-2 | Tan, Chuen Hwa (1782) |