Miyazaki, Toshiyuki
Current rating: 1445
Record: 5-8
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 565 | Seki, Kazuhiko (1541) | Lost 0-2 | -171484 |
| 2sealed | 677 | Fujii, Ami (1272) | Won 2-1 | +141498 |
| 3sealed | 760 | Masumoto, Kazuhiro (1566) | Lost 0-2 | -171481 |
| 4sealed | 1000 | Eurkittiroj, Arthit (1515) | Lost 1-2 | -171464 |
| 5sealed | 1008 | Kobayashi, Shigemitsu (1448) | Lost 0-2 | -191445 |
| average opponent: 1469record: 1-4 | new rating: 1445 | |||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 651 | Shibata, Syouhei (1516) | Lost 0-2 | -181482 |
| 2standard | 903 | Yoshimura, Syouichi (1479) | Won 2-0 | +181500 |
| 3standard | 829 | Tanabe, Masatoshi (1412) | Won 2-1 | +171517 |
| 4standard | 520 | Kambe, Kouichi (1523) | Won 2-1 | +181535 |
| 5standard | 525 | Terada, Shuuhei (1610) | Lost 1-2 | -171518 |
| 6standard | 461 | Hitouji, Kengo (1489) | Won 2-1 | +181536 |
| 7standard | 417 | Wang, Guanyi (1614) | Lost 0-2 | -171519 |
| 8standard | 742 | Yokumichi, Jun (1510) | Lost 0-2 | -181501 |
| average opponent: 1519record: 4-4 | new rating: 1501 | |||