event | round | table | player one | result | player two |
Grand Prix Seattle 2009 | 6 | 21 | Watanabe, Yuuya (1930) | Lost 1-2 | West, Alexander (1851) |
Grand Prix Yokohama 2010 | 8 | 39 | Watanabe, Yuuya (1990) | Won 2-0 | West, Alexander (1882) |
Grand Prix Kansas City 2011 | 15 | 35 | Watanabe, Yuuya (1935) | Won 2-1 | West, Alexander (1788) |