U., Naoki
Current rating: 1522
Record: 4-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 651 | Mori, Kouki (1500) | Won 2-0 | +181518 |
| 2sealed | 718 | Itou, Yuusaku (1518) | Won 2-1 | +181536 |
| 3sealed | 727 | Zacharias, Jan (1539) | Won 2-0 | +181554 |
| 4sealed | 728 | Omori, Ken'ichirou (1746) | Lost 1-2 | -141540 |
| 5sealed | 796 | Shin, Cheol Min (1536) | Lost 0-2 | -191521 |
| 6sealed | 920 | Okamura, Hiroshi (1517) | Won 2-1 | +181539 |
| 7sealed | 839 | Hisamoto, Takashi (1570) | Lost 1-2 | -171522 |
| average opponent: 1561record: 4-3 | new rating: 1522 | |||