Yamagishi, Keisuke
Current rating: 1517
| Grand Prix Yokohama 2019 (modern) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 391 | Aoike, Yuuki (1546) | Won 2-1 | +181569 |
| 4modern | 203 | Sakamoto, Masaaki (1510) | Lost 0-2 | -191550 |
| 5modern | 201 | Tinen, Kousuke (1714) | Lost 1-2 | -151535 |
| 6modern | 691 | Hibino, Yuusuke (1515) | Lost 1-2 | -181517 |
| top | average opponent: 1571record: 1-3 | new rating: 1517 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 194 | Moon, Jerry (1480) | Lost 0-2 | -191516 |
| 2legacy | 460 | Takeda, Ryosuke (1446) | Won 2-1 | +171533 |
| 3legacy | 313 | Tajitsu, Yoshiyuki (1501) | Won 2-1 | +171550 |
| 4legacy | 276 | Sakuramoto, Takashi (1595) | Lost 0-2 | -171533 |
| 5legacy | 473 | Kimura, Shigeki (1727) | Won 2-0 | +221555 |
| 6legacy | 400 | Goto, Kosuke (1412) | Won 2-1 | +151570 |
| 7legacy | 239 | Nisikawa, Yuuki (1525) | Lost 0-2 | -191551 |
| top | average opponent: 1527record: 4-3 | new rating: 1551 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 469 | Yokokawa, Takayuki (1503) | Won 2-0 | +181518 |
| 2legacy | 5 | Ishiguro, Yuuki (1520) | Won 2-1 | +181536 |
| 3legacy | 97 | Miyajima, Jun'Ichi (1472) | Won 2-0 | +171553 |
| 4legacy | 262 | Usui, Haruki (1881) | Lost 0-2 | -121541 |
| 5legacy | 419 | Kawasaki, Keita (2064) | Lost 1-2 | -101531 |
| 6legacy | 523 | Iwamoto, Yuuki (1481) | Won 2-0 | +181549 |
| 7legacy | 459 | Mialaret, Gary (1744) | Lost 0-2 | -151534 |
| 8legacy | 449 | Kajitani, Akinobu (1597) | Lost 0-2 | -171517 |
| 9legacy | 651 | Kagami, Gen (1512) | Won 2-0 | +181535 |
| top | average opponent: 1641record: 5-4 | new rating: 1535 | ||