Yoshio, Sousuke
Current rating: 1490
Record: 3-4
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 612 | Murotani, Yuuji (1500) | Won 2-0 | +181518 |
| 2sealed | 444 | Hosokawa, Hikaru (1537) | Lost 0-2 | -181500 |
| 3sealed | 727 | Shinagawa, Kazunari (1551) | Won 2-1 | +191519 |
| 4sealed | 319 | Yamamoto, Takayuki (1585) | Lost 1-2 | -171502 |
| 5sealed | 641 | Kim, Minjae (1529) | Won 2-0 | +191521 |
| 6sealed | 398 | Ishikawa, Fumiaki (1703) | Lost 0-2 | -151506 |
| 7sealed | 574 | Ainai, Taku (1604) | Lost 0-2 | -161490 |
| average opponent: 1573record: 3-4 | new rating: 1490 | |||