Yamagishi, Kenta
Current rating: 1504
Record: 13-15
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Kazami, Hayato (1495) | Won 2-1 | +191473 |
| 2sealed | 107 | Igarashi, Takuma (1563) | Won 2-0 | +201493 |
| 3sealed | 524 | Matsuyama, Ryousuke (1697) | Lost 0-2 | -151478 |
| 4sealed | 407 | Uchihashi, Akihito (1519) | Won 2-1 | +191497 |
| 5sealed | 401 | Ochi, Takushi (1462) | Lost 0-2 | -181479 |
| 6sealed | 538 | Fujii, Yuusaku (1479) | Won 2-0 | +181497 |
| 7sealed | 466 | Kawamata, Daisuke (1674) | Won 2-1 | +211518 |
| 8sealed | 169 | Gotou, Hiroyuki (1654) | Won 2-1 | +201538 |
| 9sealed | 108 | Nakamura, Kazuhiro (1592) | Lost 0-2 | -171521 |
| 10draft | 212 | Maeda, Hiroki (1513) | Lost 0-2 | -181503 |
| 11draft | 213 | Ito, Takayuki (1605) | Won 2-1 | +201523 |
| 12draft | 141 | Ohara, Wataru (1448) | Lost 0-2 | -191504 |
| top | average opponent: 1559record: 7-5 | new rating: 1504 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 562 | Ichihara, Daichi (1514) | Won 2-0 | +191475 |
| 2legacy | 242 | Katou, Yuki (1511) | Lost 1-2 | -171458 |
| 3legacy | 786 | Kusakabe, Kyohei (1826) | Won 2-0 | +251483 |
| 4legacy | 448 | Hasegawa, Tsuyoshi (1575) | Won 2-1 | +191502 |
| 5legacy | 255 | Kimura, Yu (1595) | Lost 1-2 | -161486 |
| 6legacy | 440 | Lie, Benaya (1691) | Lost 1-2 | -141472 |
| 7legacy | 638 | Wu, Wenhao (1518) | Lost 1-2 | -181454 |
| top | average opponent: 1604record: 3-4 | new rating: 1454 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 396 | Kokubun, Hiroshi (1666) | Lost 1-2 | -151492 |
| 2sealed | 413 | Okajima, Masahiro (1553) | Lost 0-2 | -171475 |
| 3sealed | 539 | Oguma, Sho (1463) | Lost 1-2 | -191456 |
| top | average opponent: 1561record: 0-3 | new rating: 1456 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 472 | Miyazato, Tsubasa (1427) | Won 2-0 | +171517 |
| 2modern | 156 | Ozawa, Takahiro (1677) | Lost 1-2 | -151502 |
| 3modern | 320 | Horikawa, Hideaki (1605) | Won 2-1 | +191521 |
| 4modern | 431 | Hata, Hideaki (1502) | Won 2-0 | +181539 |
| 5modern | 292 | Kouno, Youichi (1535) | Lost 1-2 | -181521 |
| 6modern | 308 | Itou, Motoaki (1721) | Lost 0-2 | -141507 |
| top | average opponent: 1578record: 3-3 | new rating: 1507 | ||