Okamoto, Masami
Current rating: 1523
Record: 2-1
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 260 | Kajihara, Koji (1500) | Won 2-1 | +181518 |
| 2standard | 198 | Satou, Rin (1784) | Won 2-1 | +231541 |
| 3standard | 112 | Kuniba, Hiroki (1536) | Lost 0-2 | -181523 |
| average opponent: 1607record: 2-1 | new rating: 1523 | |||