Kobayashi (Kanagawa), M
Current rating: 1500
Record: 3-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 64 | Satou, Itaru (1519) | Lost 1-2 | -181482 |
| 3sealed | 399 | Hozumi, Masashi (1461) | Lost 1-2 | -181464 |
| 4sealed | 359 | Tamura, Yasuo (1416) | Won 2-0 | +171481 |
| 5sealed | 245 | Ooshima, Hidenori (1458) | Won 2-1 | +181499 |
| 6sealed | 256 | Konagai, Ryota (1404) | Won 2-0 | +161515 |
| 7sealed | 112 | Matsuda, Issui (1673) | Lost 1-2 | -151500 |
| average opponent: 1488record: 3-3 | new rating: 1500 | |||