Sasaki, Masakuni
Current rating: 1413
Record: 1-6-1
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 274 | Sukeno, Yoshiyuki (1500) | Won 2-1 | +191465 |
| 2block | 190 | Matsumoto, Takafumi(Tokushim (1500) | Lost 0-2 | -171448 |
| 3block | 513 | Yamanaka, Shigeharu (1449) | Lost 1-2 | -181430 |
| 4block | 562 | Takegawa, Junpei (1481) | Lost 1-2 | -171413 |
| average opponent: 1483record: 1-3 | new rating: 1413 | |||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 29 | Matsuo, Yoshinori (1500) | Lost 1-2 | -181482 |
| 2extended | 254 | Yamada, Akira (1482) | Lost 1-2 | -181464 |
| 3extended | 304 | Yoshizawa, Toshio (1464) | Draw 1-1 | 01464 |
| 4extended | 316 | Nagano, Munehisa (1464) | Lost 0-2 | -181446 |
| average opponent: 1478record: 0-3-1 | new rating: 1446 | |||