Jinno, Kohei
Current rating: 1448
Record: 4-7
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 244 | Suganuma, Takayuki (1724) | Lost 1-2 | -151502 |
| 2standard | 715 | Urano, Shota (1497) | Lost 1-2 | -181484 |
| 3standard | 1080 | Planter Fernandez, Carlos (1473) | Lost 0-2 | -181466 |
| 4standard | 1071 | Hasegawa, Shinsuke (1451) | Lost 1-2 | -181448 |
| average opponent: 1536record: 0-4 | new rating: 1448 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 179 | Yoshihara, Shouta (1593) | Lost 1-2 | -161484 |
| 2sealed | 975 | Seki, Kentaro (1692) | Won 2-1 | +211505 |
| 3sealed | 551 | Wada, Takahide (1499) | Lost 0-2 | -181487 |
| 4sealed | 816 | Suzuki, Taiki (1565) | Won 2-0 | +201507 |
| 5sealed | 537 | Ooba, Hideto (1354) | Lost 1-2 | -211486 |
| 6sealed | 807 | Shibayama, Hayato (1264) | Won 2-1 | +141500 |
| 7sealed | 591 | Takasugi, Tomoki (1431) | Won 2-0 | +171517 |
| average opponent: 1485record: 4-3 | new rating: 1517 | |||