Osio, Masaki
Current rating: 1464
Record: 3-5
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 755 | Kaihara, Shunsuke (1514) | Won 2-1 | +181518 |
| 2standard | 563 | Kim, Eunho (1518) | Lost 1-2 | -181500 |
| 3standard | 869 | Oka, Kenji (1499) | Won 2-1 | +181518 |
| 4standard | 788 | Bae, Sanghoon (1603) | Lost 0-2 | -161502 |
| 5standard | 644 | Komiyama, Kouhei (1457) | Lost 0-2 | -191483 |
| 6standard | 766 | Sakae, Shota (1488) | Lost 0-2 | -181465 |
| 7standard | 803 | Kitajima, Hiroyasu (1397) | Won 2-0 | +171482 |
| 8standard | 684 | Shen, Yufei (1493) | Lost 1-2 | -181464 |
| average opponent: 1496record: 3-5 | new rating: 1464 | |||