Okada, Masakazu
Current rating: 1397
Record: 16-24-1
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1419 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 330 | Nakamura, Yuto (1412) | Won 2-1 | +181437 |
| 2standard | 96 | Kobayashi, Yuuki 9574 (1571) | Lost 0-2 | -151422 |
| 3standard | 710 | Nishikawa, Suguru (1475) | Lost 0-2 | -171405 |
| 4standard | 636 | Tsuboyama, Shuta (1512) | Lost 0-2 | -161389 |
| 5standard | 727 | Satou, Yoshinobu (1441) | Won 2-0 | +181407 |
| 6standard | 653 | Hayashi, Shinsuke (1845) | Lost 1-2 | -101397 |
| top | average opponent: 1543record: 2-4 | new rating: 1397 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 344 | Mitsuyasu, Hidetoshi (1426) | Won 2-1 | +181453 |
| 2sealed | 7 | Yokumichi, Jun (1496) | Won 2-0 | +181471 |
| 3sealed | 422 | Lee, Ji-Hyun (1535) | Lost 0-2 | -161455 |
| 4sealed | 707 | Ikeda, Masahito (1524) | Lost 0-2 | -171438 |
| 5sealed | 717 | Kakimoto, Yuki (1382) | Lost 0-2 | -191419 |
| 6sealed | 727 | Putra, Anggaditya (1487) | Won 2-1 | +191438 |
| 7sealed | 561 | Naono, Shuichi (1396) | Lost 0-2 | -191419 |
| top | average opponent: 1464record: 3-4 | new rating: 1419 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 494 | Kobayashi, Yuichiro (1500) | Won 2-1 | +191476 |
| 2modern | 320 | Yi, Sanghee (1581) | Lost 0-2 | -161460 |
| 3modern | 990 | Usui, Syou (1878) | Lost 1-2 | -111449 |
| 4modern | 944 | Morimine, Seiya (1562) | Won 2-1 | +201469 |
| 5modern | 605 | Monna, Takaaki (1432) | Lost 1-2 | -181451 |
| 6modern | 794 | Hirano, Masayuki (1572) | Lost 0-2 | -161435 |
| top | average opponent: 1587record: 2-4 | new rating: 1435 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 367 | Seo, Hiroki (1500) | Won 2-0 | +181509 |
| 2standard | 277 | Ozawa, Kensuke (1519) | Lost 0-2 | -181491 |
| 3standard | 850 | Kase, Koichi (1567) | Lost 1-2 | -161475 |
| 4standard | 991 | Yosano, Kiyoshi (1487) | Lost 0-2 | -181457 |
| 5standard | 1000 | Sugiyama, Kouichi (1323) | Won 2-1 | +151472 |
| 6standard | 761 | Murakami, Hikaru (1631) | Lost 0-2 | -151457 |
| top | average opponent: 1504record: 2-4 | new rating: 1457 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 676 | Hosoda, Masamitsu (1500) | Lost 1-2 | -191531 |
| 2sealed | 953 | Saito, Ryo 6701 (1482) | Won 2-1 | +171548 |
| 3sealed | 781 | Aoki, Ryoya (1544) | Won 2-0 | +181566 |
| 4sealed | 494 | Ichikawa, Shoichi (1518) | Lost 0-2 | -191547 |
| 5sealed | 789 | Asai, Mampei (1500) | Lost 0-2 | -191528 |
| 6sealed | 814 | Takayama, Kiichiro (1413) | Lost 0-2 | -201508 |
| 7sealed | 730 | Otsuka, Tomohito (1562) | Lost 0-2 | -171491 |
| top | average opponent: 1503record: 2-5 | new rating: 1491 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 439 | Yamamoto, Ryo (1446) | Won 2-1 | +171517 |
| 2standard | 289 | Kawaguchi, Sena (1536) | Won 2-0 | +181535 |
| 3standard | 415 | Hasegawa, Yu (1755) | Lost 0-2 | -141521 |
| 4standard | 757 | Ootsuka, Koutarou (1895) | Won 2-1 | +251546 |
| 5standard | 345 | Taniguchi, Hiroaki (1679) | Won 2-0 | +201566 |
| 6standard | 266 | Oomori, Shouhei (1494) | Won 2-1 | +171583 |
| 7standard | 201 | Kobayashi, Atsumu (1649) | Lost 1-2 | -171566 |
| 8standard | 358 | Yamaguchi, Yuuichi (1614) | Draw 1-1 | +11567 |
| 9standard | 282 | Kurihara, Yuuji (1603) | Lost 0-2 | -171550 |
| top | average opponent: 1630record: 5-3-1 | new rating: 1550 | ||