| event | round | table | player one | result | player two |
| Grand Prix Singapore 2009 | 8 | 7 | Watanabe, Yuuya (1871) | Won 2-0 | Iyanaga, Junya (1940) |
| Grand Prix Kobe 2009 | 11 | 26 | Watanabe, Yuuya (1962) | Won 2-1 | Iyanaga, Junya (2010) |
| 2012 Players Championship | 2 | 1 | Watanabe, Yuuya (2132) | Lost 0-2 | Iyanaga, Junya (2107) |
| 2012 Players Championship | 9 | 1 | Watanabe, Yuuya (2095) | Won 2-1 | Iyanaga, Junya (2108) |