Hatakeyama, Tomoya
Current rating: 1451
Record: 10-9 (GP) / 1-6 (professional)
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 285 | Imamura, Hirotaka (1451) | Lost 0-2 | -191488 |
| 2standard | 371 | Sato, Ayumu (1482) | Won 2-0 | +181506 |
| 3standard | 128 | Tsukagoshi, Tadaki (1525) | Lost 0-2 | -171489 |
| 4standard | 329 | Adachi, Ryosuke (1392) | Lost 0-2 | -201469 |
| 5standard | 364 | Tanaka, Takanori (1463) | Lost 0-2 | -181451 |
| top | average opponent: 1463record: 1-4 | new rating: 1451 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1424 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Odashima, Takumi (1481) | Won 2-0 | +201444 |
| 2sealed | 40 | Ueda, Takaya (1518) | Won 1-0 | +191463 |
| 3sealed | 45 | Taya, Hiroyuki (1535) | Won 2-1 | +191482 |
| 4sealed | 33 | Ito, Yoko (1554) | Won 2-0 | +191501 |
| 5sealed | 9 | Nomura, Eiji (1571) | Lost 0-2 | -161485 |
| 6sealed | 18 | Tachibana, Satoshi (1550) | Lost 1-2 | -171468 |
| 7sealed | 92 | Akahori, Hiroaki (1571) | Won 2-1 | +201488 |
| 8sealed | 30 | Miyagi, Akira (1572) | Won 2-1 | +191507 |
| top | average opponent: 1544record: 6-2 | new rating: 1507 | ||
| Grand Prix Sendai 2001 (extended) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 43 | Hikichi, Daisuke (1519) | Lost 1-2 | -161397 |
| 4extended | 104 | Ito, Koichi (1502) | Won 2-1 | +191416 |
| 5extended | 49 | Ohta, Shinji (1519) | Won 2-0 | +201436 |
| 6extended | 51 | Yagi, Akira (1547) | Won 2-0 | +201456 |
| 7extended | 14 | Murakami, Yuuki (Miyagi) (1549) | Lost 0-2 | -161440 |
| 8extended | 56 | Ikeda, Tsuyoshi (1578) | Lost 0-2 | -161424 |
| top | average opponent: 1536record: 3-3 | new rating: 1424 | ||
| Pro Tour Chicago 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 61 | Preyer, Thomas (1672) | Lost 0-2 | -151485 |
| 2extended | 168 | Sasanuma, Kiyoshi (1484) | Lost 1-2 | -181467 |
| 3extended | 139 | Alcantara, Jomar (1468) | Won 2-0 | +181485 |
| 4extended | 142 | Fears, Adam (1490) | Lost 0-2 | -181467 |
| 5extended | 141 | Bernabeu-Edo, Jesus (1433) | Lost 1-2 | -181449 |
| 6extended | 127 | Soh, Ryan Siong Huat (1446) | Lost 0-2 | -181431 |
| 7extended | 119 | Grossmann, Vasco (1433) | Lost 0-2 | -181413 |
| top | average opponent: 1489record: 1-6 | new rating: 1413 | ||