Hayami, Toshihiro
Current rating: 1462
Record: 16-19
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 164 | Imai, Yuutarou (1447) | Lost 0-2 | -191481 |
| 2pioneer | 570 | Li, Zongxuan (1478) | Won 2-0 | +181499 |
| 3pioneer | 642 | Lai, Pak Yin (1700) | Won 2-1 | +221521 |
| 4pioneer | 256 | Hasegawa, Tsuyoshi (1530) | Lost 1-2 | -181503 |
| 5pioneer | 656 | Soejima, Naoki (1516) | Lost 0-2 | -181485 |
| 6pioneer | 586 | Yamaguchi, Takahiro (1348) | Lost 0-2 | -201465 |
| 7pioneer | 521 | Tanaka, Makoto1460 (1282) | Lost 1-2 | -221443 |
| 8pioneer | 418 | Kitayama, Takayuki (1454) | Won 2-1 | +191462 |
| top | average opponent: 1469record: 3-5 | new rating: 1462 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 139 | Sasaki, Hideya (1166) | Won 2-0 | +121469 |
| 2standard | 18 | Ishino, Katsunori (1551) | Won 2-0 | +201489 |
| 3standard | 257 | Asai, Ikuya (1676) | Lost 0-2 | -151474 |
| 4standard | 368 | Deng, Jun (1548) | Won 2-1 | +201494 |
| 5standard | 401 | Takeshita, Ryo (1662) | Won 2-0 | +211515 |
| 6standard | 158 | Hayashi, Hisaaki (1483) | Lost 1-2 | -191496 |
| 7standard | 378 | Shimizu, Naoki (1795) | Won 2-0 | +231519 |
| 8standard | 210 | Kajiwara, Tomoki (1458) | Lost 0-2 | -191500 |
| top | average opponent: 1542record: 5-3 | new rating: 1500 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 637 | Suzuki, Masahiro 5436 (1622) | Lost 0-2 | -161494 |
| 2sealed | 827 | Ikeda, Kohei (1474) | Lost 0-2 | -181476 |
| 3sealed | 1057 | Yanagawa, Tomoyuki (1406) | Lost 1-2 | -191457 |
| top | average opponent: 1501record: 0-3 | new rating: 1457 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 579 | Takino, Shohei (1500) | Won 2-0 | +171538 |
| 2standard | 319 | Pan, Minxing (1806) | Lost 0-2 | -131525 |
| 3standard | 909 | Feng, Da (1585) | Lost 1-2 | -171508 |
| 4standard | 814 | Fukazawa, Yuuki (1579) | Won 2-1 | +201528 |
| 5standard | 730 | Sasaki, Kensuke (1562) | Lost 0-2 | -181510 |
| top | average opponent: 1607record: 2-3 | new rating: 1510 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 136 | Masui, Norioki (1410) | Won 2-0 | +161516 |
| 2standard | 531 | Hayashi, Hidenori (1518) | Won 2-1 | +181534 |
| 3standard | 277 | Gondo, Rin (1535) | Won 2-1 | +181552 |
| 4standard | 118 | Saeki, Tadatoshi (1618) | Lost 0-2 | -161536 |
| 5standard | 513 | Homma, Akira (1648) | Won 2-1 | +201556 |
| 6standard | 132 | Takano, Yuta (1554) | Lost 0-2 | -181538 |
| 7standard | 592 | Manaka, Akihiro (1506) | Won 2-1 | +171555 |
| 8standard | 231 | Hata, Hideaki (1632) | Won 2-0 | +191574 |
| 9standard | 116 | Matsushima, Syuuitirou (1569) | Lost 1-2 | -181556 |
| 10standard | 270 | Saito, Toru (1626) | Lost 1-2 | -161540 |
| 11standard | 383 | Sakane, Kota (1494) | Lost 0-2 | -191521 |
| top | average opponent: 1555record: 6-5 | new rating: 1521 | ||