Naito, Shinya
Current rating: 1538
Record: 5-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 747 | Aida, Tomomu (1500) | Won 2-0 | +181518 |
| 2sealed | 814 | Suzuki, Akira6908 (1517) | Won 2-1 | +181536 |
| 3sealed | 808 | Kawaguchi, Mirai (1577) | Won 2-1 | +191555 |
| 4sealed | 686 | Iwasawa, Fumiya (1517) | Lost 0-2 | -191536 |
| 5sealed | 789 | Hirayama, Teruaki (1535) | Lost 0-2 | -181518 |
| 6sealed | 813 | Komatsu, Satoru (1419) | Won 2-1 | +161534 |
| 7sealed | 788 | Tsushima, Tomoya (1734) | Won 2-0 | +221556 |
| 8sealed | 902 | Isama, Rou (1558) | Lost 1-2 | -181538 |
| average opponent: 1545record: 5-3 | new rating: 1538 | |||