Hoashi, Yuichi
Current rating: 1555
Record: 6-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 840 | Takahashi, Osamu (1500) | Won 2-1 | +181518 |
| 2sealed | 804 | Takemura, Kazunori (1491) | Lost 0-2 | -181500 |
| 3sealed | 954 | Wada, Ippei (1502) | Won 2-0 | +181518 |
| 4sealed | 873 | Mogi, Hironori (1519) | Won 2-1 | +181536 |
| 5sealed | 813 | Kataoka, Hiroaki (1544) | Won 2-0 | +181554 |
| 6sealed | 705 | Gotou, Hiroyuki (1552) | Lost 0-2 | -181536 |
| 7sealed | 797 | U., Hiroshi (1538) | Won 2-0 | +181554 |
| 8sealed | 940 | Nakatani, Hiroki (1624) | Won 2-1 | +191573 |
| 9sealed | 873 | Hida, Yoshinori (1583) | Lost 1-2 | -181555 |
| average opponent: 1539record: 6-3 | new rating: 1555 | |||