Miyagai, Kyosuke
Current rating: 1486
Record: 12-16-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | Ogura, Takamasa5329 (1361) | Won 2-0 | +161476 |
| 2sealed | 296 | Lee, Ji-Hyun (1518) | Lost 0-2 | -171459 |
| 3sealed | 945 | Kusunoki, Yuki (1640) | Lost 0-2 | -151444 |
| 4sealed | 859 | Tamura, Youhei6302 (1436) | Won 2-0 | +181462 |
| 5sealed | 817 | Hashimoto, Yojiro (1498) | Won 2-1 | +191481 |
| 6sealed | 377 | Taniguchi, Hiroaki (1774) | Won 2-1 | +231504 |
| 7sealed | 345 | Nobukiyo, Yasuaki (1525) | Lost 0-2 | -181486 |
| top | average opponent: 1536record: 4-3 | new rating: 1486 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1394 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 495 | Ishida, Ryouhei (1548) | Won 2-1 | +211415 |
| 2sealed | 102 | Kuze, Shouta (1781) | Lost 1-2 | -111404 |
| 3sealed | 575 | Nomura, Hidehiro (1813) | Lost 0-2 | -111393 |
| 4sealed | 1008 | Katagiri, Keisuke (1497) | Won 2-0 | +191412 |
| 5sealed | 852 | Miyamoto, Naoki (1517) | Won 2-0 | +201432 |
| 6sealed | 526 | Kajiwara, Tomoki (1534) | Won 2-1 | +201452 |
| 7sealed | 280 | Usami, Taro (1710) | Lost 1-2 | -131439 |
| 8sealed | 465 | Nishimoto, Sosuke (1610) | Won 2-1 | +211460 |
| top | average opponent: 1626record: 5-3 | new rating: 1460 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 64 | Kishi, Hideyuki (1451) | Won 2-0 | +191440 |
| 2standard | 458 | Urase, Ryosuke (1644) | Lost 0-2 | -141426 |
| 3standard | 1353 | Sone, Shuhei (1571) | Lost 1-2 | -161410 |
| 4standard | 1330 | Koretomo, Yuji (1389) | Won 2-1 | +181428 |
| 5standard | 1115 | Ishibasi, Kazuki (1498) | Lost 0-2 | -171411 |
| 6standard | 1076 | Kosuge, Shogo (1481) | Lost 0-2 | -171394 |
| top | average opponent: 1506record: 2-4 | new rating: 1394 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 245 | Aoki, Satoshi (1445) | Lost 0-2 | -181431 |
| 2sealed | 983 | Imagawa, Hiromasa (1814) | Lost 0-2 | -111420 |
| 3sealed | 1127 | Ishigaki, Shogo (1462) | Lost 0-2 | -171403 |
| 4sealed | 1194 | Oishi, Shoya (1445) | Won 2-1 | +181421 |
| top | average opponent: 1542record: 1-3 | new rating: 1421 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 358 | Inuzuka, Satoshi (1653) | Lost 0-2 | -151485 |
| 2sealed | 527 | Nagashima, Toru (1488) | Draw 1-1 | 01485 |
| 3sealed | 512 | Tanaka, Masamitsu (1476) | Lost 1-2 | -181467 |
| 4sealed | 511 | Ikarashi, Satoru (1497) | Lost 0-2 | -181449 |
| top | average opponent: 1528record: 0-3-1 | new rating: 1449 | ||