Ohbayashi, Shotaro
Current rating: 1462
Record: 16-19-4
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 359 | Do, Gihong (1457) | Lost 0-2 | -181438 |
| 2pioneer | 431 | Mukai, Kuniteru (1327) | Won 2-0 | +161454 |
| 3pioneer | 448 | Sakai, Kenta (1498) | Won 2-1 | +191473 |
| 4pioneer | 515 | Watanabe, Yasuyuki (1524) | Lost 1-2 | -171456 |
| 5pioneer | 592 | Cox, Kevin J (1793) | Lost 1-2 | -121444 |
| 6pioneer | 560 | Nakagawa, Ayato (1459) | Won 2-0 | +181462 |
| top | average opponent: 1510record: 3-3 | new rating: 1462 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 137 | Kasagawa, Yosuke (1435) | Won 2-0 | +181466 |
| 2modern | 119 | Matsubara, Takeyuki (1719) | Lost 0-2 | -141452 |
| 3modern | 669 | Ichihashi, Takafumi (1501) | Won 2-1 | +191471 |
| 4modern | 360 | Sato, Keisuke (1613) | Lost 0-2 | -151456 |
| 5modern | 889 | Akita, Naoto (1422) | Won 2-1 | +171473 |
| 6modern | 355 | Tsuruoka, Shouta (1543) | Lost 0-2 | -171456 |
| top | average opponent: 1539record: 3-3 | new rating: 1456 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 372 | Hirooka, Hideki (1438) | Draw 1-1 | -11488 |
| 2standard | 607 | Abe, Yuuta (1464) | Lost 0-2 | -181470 |
| 3standard | 1138 | Takahashi, Tomoo (1232) | Draw 1-1 | -41466 |
| 4standard | 1216 | Miyake, Keigo (1479) | Lost 0-2 | -181448 |
| top | average opponent: 1403record: 0-2-2 | new rating: 1448 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 565 | Matsunuma, Junya (1396) | Won 2-1 | +171460 |
| 2sealed | 61 | Nakaoka, Koshiro (1517) | Lost 0-2 | -171443 |
| 3sealed | 786 | Yamasita, Akinori (1419) | Won 2-0 | +171460 |
| 4sealed | 675 | Kawano, Hiroki (1496) | Won 2-1 | +191479 |
| 5sealed | 325 | Noguchi, Takeshi (1580) | Won 2-0 | +201499 |
| 6sealed | 250 | Yasuda, Masayuki (1725) | Lost 0-2 | -141485 |
| 7sealed | 479 | Koike, Takumi (1431) | Won 2-0 | +171502 |
| 8sealed | 246 | Kobayashi, Keita (1537) | Lost 1-2 | -181484 |
| 9sealed | 281 | Matsuura, Takumi (1598) | Won 2-0 | +211505 |
| 10draft | 300 | Sano, Kaname (1555) | Lost 0-2 | -181487 |
| 11draft | 167 | Katou, Shinpei (1530) | Won 2-0 | +191506 |
| 12draft | 80 | Motegi, Koichi (1517) | Won 2-1 | +181524 |
| 13draft | 324 | Usiro, Naoki (1600) | Lost 1-2 | -161508 |
| 14draft | 49 | Murata, Kazuki (1482) | Lost 1-2 | -191489 |
| top | average opponent: 1527record: 8-6 | new rating: 1489 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 16 | Tsuzuki, Ryoya (1500) | Won 2-0 | +181518 |
| 2sealed | 162 | Sato, Motohiko (1503) | Lost 1-2 | -181500 |
| 3sealed | 253 | Kawai, Toshihiko (1415) | Draw 1-1 | -21498 |
| 4sealed | 334 | Nishio, Masato (1487) | Draw 1-1 | 01498 |
| 5sealed | 395 | Ishizuka, Akihito (1497) | Lost 0-2 | -181480 |
| 6sealed | 351 | Nagamine, Taito (1375) | Lost 0-2 | -201460 |
| 7sealed | 298 | Hisada, Ryouta (1463) | Won 2-1 | +181478 |
| 8sealed | 240 | Frej Hoffman, Emil (1482) | Lost 1-2 | -181460 |
| 9sealed | 196 | Okada, Kou (1478) | Lost 0-2 | -171443 |
| top | average opponent: 1467record: 2-5-2 | new rating: 1443 | ||