Yamamoto, Masaki
Current rating: 1499
| Grand Prix Kobe 2017 (modern) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 240 | Makuta, Eiji (1446) | Lost 0-2 | -191458 |
| 2modern | 676 | Yong, Jung (1462) | Lost 1-2 | -181440 |
| 3modern | 1326 | Chiba, Tatsuya (1358) | Won 2-0 | +171457 |
| 4modern | 1047 | Keisuke, Okamoto (1483) | Won 2-1 | +181475 |
| 5modern | 874 | Suzuki, Shouta (1654) | Won 2-1 | +211496 |
| 6modern | 703 | Sasagawa, Hitoshi (1432) | Won 2-1 | +171513 |
| 7modern | 482 | Furuya, Youhei (1682) | Lost 0-2 | -151498 |
| 8modern | 648 | Kamio, Hiroyuki (1545) | Lost 1-2 | -171481 |
| 9modern | 681 | Nakamura, Yuta (1486) | Won 2-1 | +181499 |
| top | average opponent: 1505record: 5-4 | new rating: 1499 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 234 | Katakura, Takaaki (1480) | Won 2-0 | +181494 |
| 2legacy | 204 | Ootsuki, Masahiro (1435) | Lost 0-2 | -191475 |
| 3legacy | 855 | Sugaya, Takeshi (1398) | Lost 0-2 | -191456 |
| 4legacy | 1006 | Kawase, Yoshihiko (1496) | Lost 1-2 | -171439 |
| 5legacy | 1056 | Katuyama, Naoki (1542) | Won 2-1 | +191458 |
| 6legacy | 944 | Tomita, Ryutaro (1475) | Won 2-1 | +191477 |
| 7legacy | 725 | Shimizu, Takeo (1502) | Won 2-1 | +181495 |
| 8legacy | 454 | Okuda, Masateru (1462) | Lost 0-2 | -181477 |
| top | average opponent: 1474record: 4-4 | new rating: 1477 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 130 | Maehara, Kouichi (1482) | Lost 0-2 | -181482 |
| 2legacy | 366 | Saitou, Ryuuga (1603) | Lost 0-2 | -161466 |
| 3legacy | 456 | Maekawa, Takamori (1464) | Lost 0-2 | -181448 |
| 4legacy | 448 | Ichimaru, Masato (1408) | Lost 0-2 | -191429 |
| 5legacy | 411 | Nakanishi, Osamu (1436) | Lost 0-2 | -181411 |
| 6legacy | 367 | Omori, Tomoaki (1612) | Won 2-1 | +221433 |
| 7legacy | 310 | Miyazaki, Kazuyuki (1118) | Won 2-1 | +121445 |
| 8legacy | 254 | Yamamura, Mitsutoshi (1215) | Won 2-1 | +141459 |
| 9legacy | 212 | Yoshimoto, Takashi (1405) | Won 2-1 | +171476 |
| top | average opponent: 1416record: 4-5 | new rating: 1476 | ||