Kamata, Tsukasa
Current rating: 1483
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 336 | Sato, Kouki (1500) | Won 2-0 | +181517 |
| 2standard | 166 | Kageyama, Hiroki (1500) | Won 2-0 | +181535 |
| 3standard | 108 | Matsumoto, Yuki1423 (1710) | Lost 0-2 | -151520 |
| 4standard | 305 | Fukaya, Kouhei (1497) | Lost 0-2 | -191501 |
| 5standard | 625 | Kirito, Keisuke (1504) | Lost 0-2 | -181483 |
| 6standard | 601 | Okumura, Tomotaka (1482) | Won 2-0 | +181501 |
| 7standard | 486 | Nakamatu, Hirohumi (1490) | Lost 1-2 | -181483 |
| top | average opponent: 1526record: 3-4 | new rating: 1483 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 101 | Kuraoka, Shintarou (1500) | Won 2-1 | +171535 |
| 2extended | 32 | Akita, Naoto (1539) | Lost 1-2 | -181517 |
| 3extended | 120 | Saito, Koki (1499) | Won 2-1 | +181535 |
| 4extended | 96 | Yamaguchi, Teruyuki (1542) | Lost 1-2 | -181517 |
| 5extended | 111 | Anan, Kazuyoshi (1500) | Lost 0-2 | -181499 |
| top | average opponent: 1516record: 2-3 | new rating: 1499 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 401 | Asai, Tatsuyuki (1498) | Won 2-1 | +181518 |
| 2block | 244 | Ozawa, Takeshi (1518) | Won 2-0 | +181536 |
| 3block | 170 | Nakauchi, Kazumi (1518) | Won 2-1 | +181554 |
| 4block | 59 | Kato, Kazuki (1536) | Lost 1-2 | -191535 |
| 5block | 249 | Fujisawa, Go (1551) | Lost 0-2 | -171518 |
| 6block | 276 | Miyanishi, Youhei (1517) | Lost 0-2 | -181500 |
| 7block | 301 | Watanabe, Hirokazu (1501) | Won 2-1 | +181518 |
| top | average opponent: 1520record: 4-3 | new rating: 1518 | ||