Hamamoto, Shouta
Current rating: 1442
Record: 11-16
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 12 | Takahashi, Eiichi (1500) | Lost 0-2 | -161391 |
| 2pioneer | 409 | Terajima, Ryo (1482) | Won 2-0 | +201411 |
| 3pioneer | 612 | Oohashi, Yoshihiro (1477) | Won 2-1 | +191430 |
| 4pioneer | 351 | Higuchi, Akashi (1713) | Won 2-0 | +231453 |
| 5pioneer | 375 | Nakajima, Ryo (1577) | Won 2-1 | +201473 |
| 6pioneer | 128 | Tomioka, Shota (1581) | Lost 1-2 | -161457 |
| 7pioneer | 196 | Yuki, Ryosuke (1623) | Lost 1-2 | -151442 |
| top | average opponent: 1565record: 4-3 | new rating: 1442 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 252 | Nagai, Takayuki (1408) | Won 2-0 | +181454 |
| 2sealed | 399 | Suzuki, Ryo 0608 (1520) | Lost 1-2 | -171437 |
| 3sealed | 718 | Kawakami, Takehito (1772) | Lost 1-2 | -121425 |
| 4sealed | 1014 | Eda, Taichirou (1444) | Lost 0-2 | -181407 |
| top | average opponent: 1536record: 1-3 | new rating: 1407 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 66 | Yashiro, Kazuki (1799) | Lost 0-2 | -111418 |
| 2modern | 772 | Naito, Satoshi (1468) | Won 2-0 | +191437 |
| 3modern | 728 | Tamada, Yusaku (1499) | Lost 0-2 | -171420 |
| 4modern | 882 | Suzuki, Takahisa (1296) | Won 2-1 | +161436 |
| 5modern | 557 | Iwasaki, Mitsumasa (1403) | Won 2-1 | +171453 |
| 6modern | 572 | Yanagitani, Kaname (1517) | Lost 1-2 | -171436 |
| top | average opponent: 1497record: 3-3 | new rating: 1436 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 253 | Wataya, Yosuke (1497) | Lost 0-2 | -171445 |
| 2sealed | 688 | Ueda, Wataru 7854 (1483) | Won 2-0 | +181463 |
| 3sealed | 822 | Sasaki, Kensuke (1415) | Lost 0-2 | -181445 |
| 4sealed | 792 | Matubayashi, Kazunori (1603) | Lost 1-2 | -161429 |
| top | average opponent: 1499record: 1-3 | new rating: 1429 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 378 | Nakajima, Takuya (1500) | Lost 0-2 | -181482 |
| 2sealed | 810 | Nonaka, Shouhei (1404) | Won 2-1 | +171499 |
| 3sealed | 597 | Yoshizawa, Masaru (1571) | Lost 0-2 | -171482 |
| 4sealed | 1062 | Saka, Yusuke (1480) | Lost 0-2 | -181464 |
| 5sealed | 993 | Suzuki, Yuuji (1511) | Won 2-1 | +191483 |
| 6sealed | 953 | Ohshiba, Atsushi (1338) | Lost 1-2 | -211462 |
| top | average opponent: 1467record: 2-4 | new rating: 1462 | ||