event | round | table | player one | result | player two |
Grand Prix Kyoto 2003 | 7 | 3 | Ogura, Ryou (1647) | Lost 0-2 | Kuroda, Masashiro (1818) |
Grand Prix Hiroshima 2006 | 10 | 8 | Ogura, Ryou (1882) | Lost 0-2 | Kuroda, Masashiro (1948) |
Grand Prix Kitakyushu 2007 | 6 | 47 | Ogura, Ryou (1909) | Lost 0-2 | Kuroda, Masashiro (1900) |