Okubo, Ryo
Current rating: 1515
Record: 4-4
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 796 | Ito, Takumi (1500) | Lost 0-2 | -191515 |
| record: 0-1 | new rating: 1515 | |||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 178 | Kamada, Chihiro (1521) | Lost 0-2 | -181482 |
| 2standard | 613 | Kamon, Hirofumi (1482) | Won 2-1 | +181500 |
| 3standard | 727 | Nakamura, Kouki (1381) | Lost 1-2 | -201480 |
| 4standard | 996 | Murata, Toshiaki (1862) | Won 2-1 | +251505 |
| 5standard | 687 | Tokuyama, Kouta (1657) | Won 2-1 | +211526 |
| 6standard | 463 | Sugimura, Yoshiyasu (1655) | Won 2-0 | +201546 |
| 7standard | 248 | Kawasaki, Keita (1898) | Lost 1-2 | -121534 |
| average opponent: 1637record: 4-3 | new rating: 1534 | |||