Matsumura, Toru
Current rating: 1435
Record: 2-6
| Grand Prix Las Vegas 2001 (extended) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 86 | Letourneau, Brett (1500) | Won 2-0 | +191465 |
| 2extended | 49 | McCandless, Alan (1628) | Won 2-0 | +211486 |
| 3extended | 60 | Mindes, Michael (1539) | Lost 1-2 | -171469 |
| 4extended | 95 | Vangor-Toth, Barron (1540) | Lost 1-2 | -171452 |
| 5extended | 130 | Waite, Bill (1483) | Lost 0-2 | -171435 |
| average opponent: 1538record: 2-3 | new rating: 1435 | |||
| Grand Prix Dallas 2000 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 41 | Brooks, Michael (1500) | Lost 1-2 | -181482 |
| 5sealed | 59 | England, Scott (1484) | Lost 0-2 | -181464 |
| 6sealed | 75 | Sergeant, Geoff (1464) | Lost 1-2 | -181446 |
| average opponent: 1483record: 0-3 | new rating: 1446 | |||