Hamada, Keisuke
Current rating: 1517
Record: 17-18
| Grand Prix Kobe 2017 (modern) | starting rating: 1595 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 610 | Matsushita, Takahiro (1592) | Lost 1-2 | -181577 |
| 3modern | 1060 | Kurano, Motoki (1505) | Lost 1-2 | -201557 |
| 4modern | 1049 | Sakuragi, Yuta (1406) | Lost 1-2 | -201537 |
| 5modern | 1169 | Nakai, Kousei (1446) | Lost 0-2 | -201517 |
| top | average opponent: 1488record: 0-4 | new rating: 1517 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 427 | Fujiyama, Yosuke (1500) | Lost 1-2 | -181504 |
| 4legacy | 692 | Date, Tsutomu (1527) | Won 2-0 | +181522 |
| 5legacy | 377 | Yasuda, Seita (1737) | Won 2-0 | +221544 |
| 6legacy | 224 | Yamagata, Kouhei (1550) | Won 2-0 | +181562 |
| 7legacy | 97 | Furukawa, Hiroki (1643) | Won 2-1 | +201582 |
| 8legacy | 33 | Morishita, Mizuki (1822) | Lost 1-2 | -141568 |
| 9legacy | 175 | Hara, Takahiro (1578) | Won 2-1 | +181586 |
| 10legacy | 108 | Iwasaki, Sanshirou (1591) | Won 2-0 | +181604 |
| 11legacy | 91 | Kiyohara, Daichi (1612) | Lost 1-2 | -171587 |
| 12legacy | 111 | Mizuguchi, Kiyoshi (1584) | Won 2-0 | +171604 |
| 13legacy | 87 | Bang, Hyun-Jung (1601) | Won 2-1 | +181622 |
| 14legacy | 59 | Friedman, Ben (2040) | Lost 1-2 | -101612 |
| 15legacy | 78 | Ootani, Yousuke (1668) | Lost 1-2 | -171595 |
| top | average opponent: 1650record: 8-5 | new rating: 1595 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 474 | Oda, Hideto (1690) | Won 2-1 | +211494 |
| 3standard | 234 | Yamada, Hiroki (1553) | Won 2-1 | +201514 |
| 4standard | 164 | Nishidome, Keitarou (1527) | Won 2-1 | +181532 |
| 5standard | 101 | Okamoto, Ichiro (1613) | Lost 1-2 | -171515 |
| 6standard | 176 | Kato, Kensuke (1687) | Lost 1-2 | -151500 |
| 7standard | 431 | Furuya, Youhei (1716) | Won 2-1 | +221522 |
| 8standard | 258 | Okamoto, Takaki (1485) | Lost 0-2 | -181504 |
| 9standard | 341 | Igarashi, Junpei (1551) | Won 2-0 | +181522 |
| top | average opponent: 1603record: 5-3 | new rating: 1522 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 55 | Kinowaki, Ryuuichirou (1506) | Lost 0-2 | -181469 |
| 4legacy | 194 | Watanabe, Takefumi (1484) | Won 2-1 | +181487 |
| 5legacy | 134 | Niwa, Kohei (1532) | Won 2-1 | +191506 |
| 6legacy | 48 | Morishita, Mizuki (1630) | Lost 0-2 | -161490 |
| 7legacy | 90 | Nakatani, Hiroki (1494) | Lost 0-2 | -171473 |
| top | average opponent: 1529record: 2-3 | new rating: 1473 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 363 | Inoue, Shinta (1618) | Lost 0-2 | -161484 |
| 2modern | 388 | Nakatani, Tatsuyoshi (1482) | Won 2-0 | +181502 |
| 3modern | 362 | Takatori, Kohei (1518) | Won 2-1 | +181520 |
| 4modern | 244 | Takagi, Takeshi (1747) | Lost 0-2 | -141506 |
| 5modern | 346 | Miyazaki, Kensuke (1415) | Lost 1-2 | -191487 |
| top | average opponent: 1556record: 2-3 | new rating: 1487 | ||