| event | round | table | player one | result | player two |
| Grand Prix Yamagata 2006 | 8 | 8 | Kaji, Tomohiro (1971) | Lost 1-2 | Kim, Cynic (1725) |
| Grand Prix Yamagata 2006 | 13 | 5 | Kaji, Tomohiro (1974) | Won 2-0 | Kim, Cynic (1754) |
| Grand Prix Shanghai 2011 | 7 | 52 | Kaji, Tomohiro (1813) | Won 2-0 | Kim, Cynic (1808) |
| Grand Prix Hong Kong 2017 | 8 | 72 | Kaji, Tomohiro (1841) | Won 2-1 | Kim, Cynic (1822) |