Hayakawa, Yohei
Current rating: 1495
| Grand Prix Yokohama 2019 (modern) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 741 | Kamiyama, Daiki (1505) | Won 2-1 | +191507 |
| 2modern | 60 | Makino, Hiroyuki (1590) | Lost 0-2 | -171490 |
| 3modern | 714 | Yamamoto, Kohei 0859 (1527) | Won 2-0 | +191509 |
| 4modern | 702 | Omori, Ken'ichirou (1714) | Won 2-1 | +211530 |
| 5modern | 488 | Yamamoto, Shohei8989 (1541) | Lost 1-2 | -171513 |
| 6modern | 627 | Mishiro, Norihito (1547) | Won 2-1 | +181531 |
| 7modern | 354 | Nakata, Yuuta (1545) | Lost 0-2 | -171514 |
| 8modern | 513 | Yamanashi, Takeshi (1464) | Lost 1-2 | -191495 |
| top | average opponent: 1554record: 4-4 | new rating: 1495 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 705 | Ohashi, Kenta (1577) | Won 2-0 | +191545 |
| 2modern | 553 | Nishiura, Ryosuke (1652) | Lost 0-2 | -161529 |
| 3modern | 698 | Choi, Joseph (1431) | Lost 1-2 | -201509 |
| 4modern | 964 | Kobe, Shohei (1482) | Lost 0-2 | -181491 |
| 5modern | 1222 | Ito, Takeaki (1404) | Won 2-0 | +161507 |
| 6modern | 958 | Takeda, Ryosuke (1462) | Lost 0-2 | -191488 |
| top | average opponent: 1501record: 2-4 | new rating: 1488 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 367 | Ichii, Hiroaki (1515) | Won 2-1 | +181518 |
| 2legacy | 323 | Watanabe, Kai (1518) | Won 2-1 | +181536 |
| 3legacy | 114 | Kobayashi, Yuuki (1639) | Lost 1-2 | -161520 |
| 4legacy | 779 | Ebihara, Hirotaka (1607) | Lost 1-2 | -161504 |
| 5legacy | 921 | Sakou, Yuuta (1553) | Won 2-0 | +191523 |
| 6legacy | 628 | Okumura, Noriaki (1683) | Won 2-1 | +211544 |
| 7legacy | 295 | Biaggi, Andrea (1553) | Won 2-1 | +181562 |
| 8legacy | 235 | Ohashi, Gaku (1615) | Lost 0-2 | -171545 |
| 9legacy | 447 | Sotodate, Eikichi (1512) | Lost 1-2 | -191526 |
| top | average opponent: 1577record: 5-4 | new rating: 1526 | ||