| event | round | table | player one | result | player two |
| Grand Prix Fukuoka 2002 | 9 | 29 | Maki, Koichiro (1565) | Lost 0-2 | Fujita, Osamu (1711) |
| Grand Prix Utsunomiya 2002 | 4 | 4 | Maki, Koichiro (1564) | Won 2-0 | Fujita, Osamu (1800) |
| Grand Prix Shizuoka 2003 | 12 | 26 | Maki, Koichiro (1825) | Won 2-0 | Fujita, Osamu (1941) |