Korekawa, Takashi
Current rating: 1438
Record: 15-19
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 611 | Tsuda, Kouki (1500) | Won 2-1 | +191450 |
| 2sealed | 68 | Taki, Masaya (1457) | Won 2-0 | +181468 |
| 3sealed | 157 | Ootake, Takeshi (1580) | Lost 0-2 | -161452 |
| 4sealed | 586 | Shimizu, Hiroaki (1485) | Won 2-1 | +191471 |
| 5sealed | 407 | Mori, Takeshi (1622) | Lost 0-2 | -151456 |
| 6sealed | 736 | Woo, Minseok (1466) | Lost 0-2 | -181438 |
| 7sealed | 622 | Hachiya, Masahiro (1438) | Won 2-1 | +181456 |
| 8sealed | 601 | Takechi, Takumi (1451) | Lost 0-2 | -181438 |
| top | average opponent: 1500record: 4-4 | new rating: 1438 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 313 | Hirata, Masanari (1482) | Lost 0-2 | -171431 |
| top | record: 0-1 | new rating: 1431 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Fukumoto, Nobuhiro (1435) | Won 2-1 | +181484 |
| 2sealed | 73 | Ito, Masahiro3882 (1515) | Lost 1-2 | -181466 |
| 3sealed | 342 | Cole, Lewis (1515) | Won 2-0 | +191485 |
| 4sealed | 177 | Kawata, Yoshiaki (1487) | Lost 0-2 | -181467 |
| 5sealed | 295 | Seto, Masakazu (1442) | Won 2-0 | +181485 |
| 6sealed | 172 | Sekigawa, Takumi (1512) | Lost 0-2 | -181467 |
| 7sealed | 238 | Oikawa, Masafumi (1419) | Lost 1-2 | -191448 |
| top | average opponent: 1475record: 3-4 | new rating: 1448 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 238 | Ishii, Masashi (1419) | Won 2-1 | +171503 |
| 2standard | 184 | Matsuda, Kenji (1447) | Lost 1-2 | -191484 |
| 3standard | 314 | Andou, Shuusuke (1498) | Lost 0-2 | -181466 |
| 4standard | 341 | Hasegawa, Shun-ya (1435) | Lost 1-2 | -181448 |
| 5standard | 358 | Kema, Ryoji (1462) | Won 2-0 | +181466 |
| top | average opponent: 1452record: 2-3 | new rating: 1466 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 783 | Amano, Seiichi (1500) | Won 2-0 | +191485 |
| 2sealed | 847 | Yonesu, Yuuki (1518) | Won 2-0 | +181503 |
| 3sealed | 765 | Hasegawa, Kazuhiko3707 (1500) | Won 2-1 | +181521 |
| 4sealed | 775 | Yan, Yan (1531) | Lost 0-2 | -181503 |
| 5sealed | 755 | Nakashima, Toshihiko (1543) | Lost 0-2 | -171486 |
| 6sealed | 824 | Suzumura, Tatsurou (1379) | Won 2-1 | +161502 |
| 7sealed | 808 | Kawate, Junpei (1621) | Lost 0-2 | -161486 |
| top | average opponent: 1513record: 4-3 | new rating: 1486 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 211 | Kanekiyo, Ryusuke (1556) | Won 2-1 | +191519 |
| 2standard | 142 | Saitou, Jyunichi (1518) | Lost 0-2 | -181501 |
| 3standard | 266 | Kodama, Hironori (1519) | Won 2-1 | +181519 |
| 4standard | 257 | Swartz, Ben (1498) | Lost 0-2 | -181501 |
| 5standard | 219 | Akita, Naoto (1570) | Lost 0-2 | -171484 |
| 6standard | 281 | Yamamoto, Taichi (1479) | Lost 1-2 | -181466 |
| top | average opponent: 1523record: 2-4 | new rating: 1466 | ||