Iwaki, Yuta
Current rating: 1512
Record: 15-15
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 327 | Yahada, Miho (1500) | Won 2-1 | +181524 |
| 2pioneer | 248 | Kashiwagi, Ryohei (1749) | Won 2-1 | +221546 |
| 3pioneer | 332 | Maruyama, Yuichiro (1536) | Lost 0-2 | -181528 |
| 4pioneer | 286 | Takano, Ryouta (1572) | Won 2-0 | +191547 |
| 5pioneer | 379 | Yamamoto, Shintaro (1447) | Lost 0-2 | -201527 |
| 6pioneer | 444 | Nanamori, Kouhei (1710) | Lost 0-2 | -151512 |
| top | average opponent: 1586record: 3-3 | new rating: 1512 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 462 | Imanaka, Shinya (1556) | Won 2-1 | +191480 |
| 2sealed | 328 | Ito, Takayuki (1584) | Won 2-0 | +201500 |
| 3sealed | 233 | Sato, Tatsuo (1460) | Won 2-0 | +181518 |
| 4sealed | 172 | Nagao, Naoki (1640) | Won 2-0 | +201538 |
| 5sealed | 54 | Takami, Yuta7701 (1537) | Won 2-1 | +181556 |
| 6sealed | 60 | Hakozaki, Yuta (1484) | Lost 0-2 | -201536 |
| 7sealed | 89 | Inoue, Hiroyuki0875 (1760) | Lost 1-2 | -131523 |
| 8sealed | 199 | Yamada, Takuya (1606) | Lost 0-2 | -171506 |
| top | average opponent: 1578record: 5-3 | new rating: 1506 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 769 | Nakanishi, Kazuki (1450) | Lost 0-2 | -181481 |
| 2modern | 818 | Andou, Ryou (1501) | Lost 0-2 | -181463 |
| 3modern | 1093 | Matsushima, Naoto (1460) | Won 2-1 | +181481 |
| 4modern | 813 | Ochi, Kensuke (1418) | Won 2-0 | +171498 |
| 5modern | 562 | Higashimura, Kazuya (1394) | Lost 0-2 | -201478 |
| 6modern | 765 | Fujikura, Iori (1518) | Lost 1-2 | -171461 |
| 7modern | 765 | Kondo, Masahiro 8757 (1492) | Lost 0-2 | -181443 |
| 8modern | 692 | Iwasaki, Atsushi (1418) | Won 2-0 | +181461 |
| top | average opponent: 1456record: 3-5 | new rating: 1461 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 361 | Shimizu, Keisuke (1523) | Won 2-1 | +181518 |
| 2standard | 75 | Okada, Yuki 4232 (1641) | Lost 1-2 | -151503 |
| 3standard | 802 | Otsuka, Iori (1496) | Won 2-1 | +181521 |
| 4standard | 679 | Ishikura, Ryuichi (1515) | Lost 1-2 | -191502 |
| 5standard | 553 | Taitou, Masahiko (1424) | Lost 0-2 | -191483 |
| 6standard | 657 | Kashiwa, Tomohiro (1544) | Lost 0-2 | -171466 |
| 7standard | 653 | Morishima, Takahiro (1472) | Won 2-0 | +181484 |
| 8standard | 490 | Fujii, Mikiya (1334) | Won 2-1 | +151499 |
| top | average opponent: 1494record: 4-4 | new rating: 1499 | ||