matsumoto, akiyoshi
Current rating: 1430
Record: 2-6
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 202 | Takatsuki, Ryo (1407) | Won 0-0 | +161516 |
| 2sealed | 115 | Shigemasa, Gaku (1523) | Lost 0-2 | -181498 |
| 3sealed | 152 | Hashimoto, Keisuke (1643) | Won 2-1 | +211519 |
| 4sealed | 146 | Kikuchi, Yuuji (1584) | Lost 0-2 | -171502 |
| 5sealed | 201 | Yasuda, Seita (1498) | Lost 1-2 | -181484 |
| 6sealed | 9 | Sakamoto, Sakito (1484) | Lost 0-2 | -181466 |
| 7sealed | 148 | Wada, Yuki (1573) | Lost 0-2 | -161450 |
| 8sealed | 139 | Shigehara, Akinori (1338) | Lost 1-2 | -201430 |
| average opponent: 1506record: 2-6 | new rating: 1430 | |||