Takaya, Akio
Current rating: 1478
Record: 11-13-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 364 | Murata, Atsushi (1642) | Lost 1-2 | -161495 |
| 3sealed | 589 | Iwazaki, Masahiko (1464) | Lost 0-2 | -181477 |
| 4sealed | 940 | Ichikawa, Tomokazu (1528) | Won 2-1 | +191496 |
| 5sealed | 586 | Fijita, Toru (1504) | Lost 0-2 | -181478 |
| top | average opponent: 1534record: 1-3 | new rating: 1478 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 547 | Satou, Kouta (1500) | Lost 0-2 | -171445 |
| 2modern | 954 | Yamamoto, Hirotaka (1394) | Won 2-1 | +171462 |
| 3modern | 732 | Tomiyama, Katsuhiko (1521) | Won 2-0 | +191481 |
| 4modern | 650 | Utsunomiya, Takumi (1795) | Won 2-0 | +241505 |
| 5modern | 276 | Mizumoto, Hirotaka (1670) | Won 2-1 | +211526 |
| 6modern | 86 | Fujioka, Naoya (1627) | Won 2-0 | +201546 |
| 7modern | 152 | Ishihara, Koji (1605) | Lost 0-2 | -171529 |
| 8modern | 156 | Takishima, Hitoshi (1549) | Lost 1-2 | -181511 |
| top | average opponent: 1583record: 5-3 | new rating: 1511 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2287 | Saitou, Takumi (1502) | Lost 1-2 | -181459 |
| 2sealed | 2357 | Nakamura, Satoshi0186 (1550) | Won 2-0 | +201479 |
| 3sealed | 2349 | Arai, Makoto (1500) | Draw 1-1 | 01479 |
| 4sealed | 2309 | Kanou, Takuya (1538) | Lost 1-2 | -171462 |
| top | average opponent: 1523record: 1-2-1 | new rating: 1462 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 671 | Horie, Tooru (1634) | Won 2-1 | +201520 |
| 2legacy | 671 | Shibata, Keiji (1521) | Lost 1-2 | -181502 |
| 3legacy | 773 | Ojima, Tomohito (1469) | Won 2-0 | +181520 |
| 4legacy | 691 | Suzuki, Taito (1483) | Won 2-1 | +171537 |
| 5legacy | 576 | Ohno, Tomoya (1537) | Lost 0-2 | -181519 |
| 6legacy | 752 | Suzuki, Ei (1389) | Lost 0-2 | -201499 |
| 7legacy | 727 | Horiuchi, Taisuke (1449) | Lost 0-2 | -191480 |
| 8legacy | 760 | Sumiya, Takayuki (1482) | Lost 0-2 | -181462 |
| 9legacy | 716 | Houjo, Chihiro (1291) | Won 2-0 | +151477 |
| top | average opponent: 1473record: 4-5 | new rating: 1477 | ||