event | round | table | player one | result | player two |
Grand Prix Shizuoka 2003 | 4 | 9 | Ibamoto, Masami (1638) | Lost 0-2 | Shiozu, Ryouma (1897) |
Grand Prix Shizuoka 2003 | 13 | 29 | Ibamoto, Masami (1728) | Lost 0-2 | Shiozu, Ryouma (1955) |
2005 World Championship | 13 | 35 | Ibamoto, Masami (1706) | Lost 0-2 | Shiozu, Ryouma (1808) |