Okama, Keiichi
Current rating: 1481
Record: 1-2-1
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 331 | Kawano, Tatsurou (1443) | Won 2-0 | +171517 |
| 2sealed | 103 | Nakamura, Keisuke (1617) | Lost 0-2 | -161501 |
| 3sealed | 305 | Kimura, Kakeru (1446) | Draw 1-1 | -11500 |
| 4sealed | 387 | Yamazaki, Takashi (1453) | Lost 0-2 | -191481 |
| average opponent: 1490record: 1-2-1 | new rating: 1481 | |||