Sunahara, Yuuki
Current rating: 1478
Record: 2-3-1
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 524 | Sasagawa, Hitoshi (1513) | Draw 1-1 | 01500 |
| 2standard | 670 | Hasegawa, Tsuneyuki (1378) | Won 2-0 | +161516 |
| 3standard | 620 | Igagami, Hiroyuki (1499) | Lost 1-2 | -181498 |
| 4standard | 792 | Nishiguchi, Yoshinori (1324) | Won 2-0 | +151513 |
| 5standard | 595 | Tang, Yu Hsiang (1598) | Lost 1-2 | -171496 |
| 6standard | 760 | Ueno, Seiya (1503) | Lost 0-2 | -181478 |
| average opponent: 1469record: 2-3-1 | new rating: 1478 | |||