Harada, Masato
Current rating: 1524
Record: 31-29
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 56 | Sato, Motohiko (1721) | Won 2-1 | +211562 |
| 3pioneer | 100 | Kozakai, Yukio (1662) | Lost 1-2 | -161546 |
| 4pioneer | 528 | Nakamoto, Takahiro (1531) | Won 2-0 | +181564 |
| 5pioneer | 296 | Lai, Charles (1547) | Lost 0-2 | -191545 |
| 6pioneer | 428 | Takemori, Mitsuhiro (1516) | Won 2-1 | +181563 |
| 7pioneer | 205 | Mori, Yuki (1379) | Lost 0-2 | -221541 |
| 8pioneer | 330 | Taniguchi, Yuusuke (1597) | Lost 0-2 | -171524 |
| top | average opponent: 1565record: 3-4 | new rating: 1524 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 11 | Shinada, Ren (1518) | Won 2-0 | +171581 |
| 3standard | 437 | Yosano, Kiyoshi (1538) | Lost 1-2 | -181563 |
| 4standard | 333 | Asano, Kurenai (1601) | Lost 1-2 | -181545 |
| 5standard | 628 | Sato, Koichiro (1425) | Won 2-0 | +161561 |
| 6standard | 296 | Park, Geon-Wook (1625) | Lost 1-2 | -171544 |
| 7standard | 509 | Noguchi, Takeshi (1460) | Lost 0-2 | -191525 |
| 8standard | 481 | Fujita, Toshitake (1407) | Won 2-0 | +161541 |
| top | average opponent: 1511record: 3-4 | new rating: 1541 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 239 | Imai, Kenta (1585) | Won 2-1 | +181587 |
| 3sealed | 274 | Enomoto, Yasumasa (1498) | Won 2-1 | +161603 |
| 4sealed | 204 | Chee, Cristerson (1502) | Won 2-1 | +161619 |
| 5sealed | 52 | Arakawa, Ryusei (1489) | Lost 1-2 | -201599 |
| 6sealed | 167 | Iwayama, Masatomo (1580) | Lost 1-2 | -181581 |
| 7sealed | 243 | Yoshimura, Naoto (1524) | Won 2-0 | +171598 |
| 8sealed | 277 | Takahashi, Kei (1616) | Won 2-1 | +181616 |
| 9sealed | 211 | Itodani, Tetsurou (1712) | Lost 1-2 | -161600 |
| 10draft | 167 | Ma, Geoffrey (1562) | Won 2-1 | +171617 |
| 11draft | 136 | Fukuda, Tatsuya (1629) | Lost 0-2 | -181599 |
| 12draft | 93 | Takaya, Syouichi (1680) | Won 2-1 | +201619 |
| 13draft | 33 | Saito, Tomohiro (1549) | Lost 0-2 | -201599 |
| 14draft | 32 | Shiohata, Ryosuke (1573) | Lost 1-2 | -181581 |
| 15draft | 26 | Hiroi, Genki (1656) | Lost 0-2 | -171564 |
| top | average opponent: 1582record: 7-7 | new rating: 1564 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 518 | Muraki, Yuta (1335) | Won 2-1 | +141542 |
| 2standard | 343 | Kamada, Yuuki (1452) | Lost 1-2 | -201522 |
| 3standard | 885 | Hodumi, Baku (1449) | Won 2-1 | +171539 |
| 4standard | 488 | Ishida, Shoichi (1402) | Won 2-1 | +161555 |
| 5standard | 479 | Kumagai, Riku (1892) | Won 2-1 | +241579 |
| 6standard | 359 | Sakai, Riku (1504) | Won 2-1 | +161595 |
| 7standard | 229 | Asahara, Akira (1930) | Lost 0-2 | -121583 |
| 8standard | 285 | Kato, Kensuke (1780) | Lost 0-2 | -141569 |
| top | average opponent: 1593record: 5-3 | new rating: 1569 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 729 | Nohara, Hiromitsu (1435) | Lost 1-2 | -191478 |
| 2sealed | 702 | Kasagawa, Yosuke (1484) | Won 2-1 | +181496 |
| 3sealed | 602 | Ito, Fumitaka (1520) | Won 2-1 | +181514 |
| 4sealed | 659 | Iijima, Satoshi (1515) | Won 2-0 | +181532 |
| 5sealed | 208 | Sugiyama, Kouichi (1425) | Won 2-0 | +161548 |
| 6sealed | 260 | Takamatsu, Masahiro (1387) | Lost 1-2 | -211527 |
| 7sealed | 471 | Yamazaki, Hiroaki (1577) | Won 2-0 | +191546 |
| 8sealed | 159 | Yanagawa, Yuuki (1508) | Lost 1-2 | -181528 |
| top | average opponent: 1481record: 5-3 | new rating: 1528 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 189 | Murayama, Taiki (1499) | Lost 0-2 | -181506 |
| 2standard | 885 | Iwama, Kento (1449) | Won 2-1 | +171523 |
| 3standard | 1031 | Mori, Takahiro (1418) | Won 2-0 | +161539 |
| 4standard | 882 | Yamashita, Yoshiki (1481) | Lost 1-2 | -191520 |
| 5standard | 758 | Shimura, Takeshi (1319) | Won 2-1 | +141534 |
| 6standard | 534 | Kwanchaitunya, Sakditat (1566) | Lost 0-2 | -171517 |
| 7standard | 814 | Ogawa, Nobuharu (1466) | Lost 1-2 | -191498 |
| 8standard | 826 | Kuriyama, Naoto (1483) | Won 2-1 | +171515 |
| 9standard | 667 | Komori, Hiroaki (1479) | Lost 0-2 | -181497 |
| top | average opponent: 1462record: 4-5 | new rating: 1497 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 723 | Matsuura, Shuhei (1500) | Won 2-1 | +181518 |
| 2sealed | 688 | Takahasi, Hiroyosi (1518) | Lost 0-2 | -181500 |
| 3sealed | 848 | Kim, Sungin (1499) | Won 2-0 | +181518 |
| 4sealed | 907 | Itou, Takahiro (1482) | Won 2-0 | +171535 |
| 5sealed | 738 | Ishii, Kouki (1537) | Won 2-0 | +181553 |
| 6sealed | 754 | Huang, Hao-Shan (1860) | Lost 1-2 | -121541 |
| 7sealed | 823 | Shoji, Kenta (1612) | Lost 0-2 | -171524 |
| top | average opponent: 1573record: 4-3 | new rating: 1524 | ||