Ohkawa, Yasuhiro
Current rating: 1499
Record: 4-4
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Yuusuke, Morikawa (1500) | Won 2-1 | +181518 |
| 1sealed | 1024 | Satonaka, Kentarou (1500) | Lost 0-2 | -181500 |
| 2sealed | 167 | Andou, Tomoyuki (1519) | Won 2-0 | +181518 |
| 3sealed | 95 | Ikebata, Ryou (1518) | Won 2-1 | +181536 |
| 4sealed | 15 | Shimada, Akihiro (1554) | Won 2-1 | +181554 |
| 5sealed | 33 | Sasabe, Yusuke (1545) | Lost 0-2 | -181536 |
| 6sealed | 76 | Mayaguchi, Masaru (1461) | Lost 1-2 | -191517 |
| 7sealed | 128 | Fujita, Osamu 834 (1529) | Lost 1-2 | -181499 |
| average opponent: 1516record: 4-4 | new rating: 1499 | |||