Tajitsu, Yoshiyuki
Current rating: 1547
Record: 18-18
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 339 | Nishimura, Takashi 6132 (1556) | Lost 0-2 | -191547 |
| top | record: 0-1 | new rating: 1547 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 505 | Yasui, Shigeto (1632) | Lost 1-2 | -171570 |
| 3modern | 793 | Takata, Mutsumu (1291) | Won 2-0 | +131583 |
| 4modern | 616 | Takeshita, Toru (1696) | Lost 0-2 | -161567 |
| 5modern | 812 | Ine, Ryosuke (1492) | Won 2-1 | +171584 |
| 6modern | 356 | Taniguchi, Hiroaki (1819) | Won 2-0 | +221606 |
| 7modern | 472 | Ikeda, Takeshi (1518) | Lost 1-2 | -201586 |
| 8modern | 507 | Yoshikai, Masaki (1433) | Lost 0-2 | -201566 |
| top | average opponent: 1555record: 3-4 | new rating: 1566 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 274 | Kameyama, Takeshi (1425) | Lost 1-2 | -181395 |
| 3standard | 502 | Nakajima, Shuhei (1477) | Won 2-1 | +201415 |
| 4standard | 297 | Onishi, Tomoya (1518) | Won 2-1 | +201435 |
| 5standard | 465 | Fujita, Osamu (1710) | Won 2-1 | +231458 |
| 6standard | 162 | Abe, Ken'Ichi (1832) | Won 2-1 | +241482 |
| 7standard | 128 | Takeuchi, Ryota (1848) | Won 2-1 | +251507 |
| 8standard | 78 | Watanabe, Yuuya (1943) | Lost 0-2 | -111496 |
| 9standard | 152 | Motoyama, Kazuhiko (1728) | Lost 1-2 | -141482 |
| 10standard | 179 | Law, Albertus Hui Chin (1855) | Won 2-1 | +251507 |
| 11standard | 94 | Takemoto, Hikaru (1603) | Won 2-1 | +191526 |
| 12standard | 102 | Cho, Jeong Woo (1745) | Won 2-1 | +221548 |
| 13standard | 37 | Wada, Kazumasa (1592) | Won 2-1 | +191567 |
| 14standard | 53 | Kojima, Yoshimasa (1678) | Won 2-1 | +201587 |
| 15standard | 32 | Washida, Hiroshi (1756) | ID | 01587 |
| top | average opponent: 1694record: 10-3-1 | new rating: 1587 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 189 | Shiroma, Hiroshi (1636) | Lost 0-2 | -151451 |
| 2standard | 750 | Yuki, Ryosuke (1448) | Lost 1-2 | -181433 |
| 3standard | 1045 | Endo, Takatomo (1332) | Won 2-0 | +161449 |
| 4standard | 876 | Yanagita, Masashi (1479) | Lost 1-2 | -171432 |
| 5standard | 947 | Okita, Akito (1413) | Lost 1-2 | -191413 |
| top | average opponent: 1462record: 1-4 | new rating: 1413 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 17 | Takase, Ryo (1500) | Won 2-0 | +181521 |
| 2legacy | 178 | Baba, Yuusuke (1411) | Lost 0-2 | -201501 |
| 3legacy | 313 | Yamagishi, Keisuke (1533) | Lost 1-2 | -171484 |
| 4legacy | 626 | Doi, Koichiro (1481) | Lost 1-2 | -181466 |
| top | average opponent: 1481record: 1-3 | new rating: 1466 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Ohta, Shun (1632) | Won 2-1 | +201520 |
| 2sealed | 522 | Aoki, Yoshitsugu (1593) | Lost 0-2 | -161504 |
| 3sealed | 765 | Miyajima, Jun'Ichi (1377) | Lost 0-2 | -211483 |
| 4sealed | 935 | Aoki, Ryoya (1526) | Won 2-0 | +191502 |
| 5sealed | 702 | Tanaka, Shun (1577) | Won 2-1 | +201522 |
| 6sealed | 338 | Nakayama, Ian (1510) | Lost 1-2 | -191503 |
| top | average opponent: 1536record: 3-3 | new rating: 1503 | ||