U., Hiroshi
Current rating: 1520
Record: 4-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 836 | Watahiki, Satoru (1497) | Lost 1-2 | -181482 |
| 2sealed | 1044 | Watanabe, Yoshiaki (1482) | Won 2-0 | +181500 |
| 3sealed | 1065 | Matsuoka, Takayuki (1392) | Won 2-0 | +161516 |
| 4sealed | 906 | Takao, Shota (1822) | Won 2-0 | +231539 |
| 5sealed | 767 | Kitauchi, Kazuya (1486) | Won 2-0 | +171556 |
| 6sealed | 742 | Kakizaki, Ryuuki (1555) | Lost 1-2 | -181538 |
| 7sealed | 797 | Hoashi, Yuichi (1536) | Lost 0-2 | -181520 |
| average opponent: 1538record: 4-3 | new rating: 1520 | |||