event | round | table | player one | result | player two |
Grand Prix Kuala Lumpur 2004 | 7 | 15 | Oiso, Masashi (2005) | Draw 1-1 | Chang, Chih-Hsiang (1791) |
Grand Prix Taipei 2005 | 13 | 7 | Oiso, Masashi (2194) | Won 2-0 | Chang, Chih-Hsiang (1739) |
Pro Tour Yokohama 2007 | 11 | 12 | Oiso, Masashi (1859) | Won 2-0 | Chang, Chih-Hsiang (1855) |