Kajita, Hiroki
Current rating: 1433
Record: 18-25
| Grand Prix Yokohama 2019 (modern) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 439 | Masunaga, Rindo (1483) | Won 2-1 | +191439 |
| 2modern | 406 | Muroya, Issei (1412) | Lost 0-2 | -181421 |
| 3modern | 570 | Kobayashi, Yuuki 9574 (1545) | Lost 0-2 | -161405 |
| 4modern | 821 | Lin, Chia-Wei (1470) | Lost 1-2 | -171388 |
| 5modern | 987 | Wada, Yuta (1422) | Won 2-1 | +191407 |
| 6modern | 785 | Takada, Takuya (1504) | Won 2-0 | +201427 |
| 7modern | 585 | Nagai, Yoshio (1455) | Won 2-1 | +181445 |
| 8modern | 547 | Mochizuki, Yuusuke (1764) | Lost 0-2 | -121433 |
| top | average opponent: 1507record: 4-4 | new rating: 1433 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1372 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 111 | Tanaka, Kento (1601) | Lost 1-2 | -141358 |
| 2standard | 880 | Araki, Mio (1454) | Won 2-1 | +201378 |
| 3standard | 917 | Ozawa, Ryoichi (1502) | Won 2-0 | +201398 |
| 4standard | 512 | Uchiyama, Tomohiro (1535) | Won 2-1 | +211419 |
| 5standard | 225 | Shimozato, Naoki (1535) | Won 2-0 | +201439 |
| 6standard | 354 | Matsushima, Toshikazu (1459) | Lost 1-2 | -181421 |
| 7standard | 401 | Tomita, Ryutaro (1457) | Won 2-0 | +191440 |
| 8standard | 200 | Sato, Masakazu (1559) | Lost 1-2 | -161424 |
| 9standard | 564 | Mizutani, Naoto (1578) | Won 2-0 | +211445 |
| 10standard | 331 | Katou, Syouya (1521) | Lost 0-2 | -171428 |
| 11standard | 385 | Shinbo, Soutaro (1517) | Lost 0-2 | -161412 |
| 12standard | 353 | Ishikawa, Takuma (1362) | Lost 0-2 | -191393 |
| 13standard | 343 | Otsuka, Tomohito (1792) | Lost 0-2 | -111382 |
| 14standard | 312 | Nakamura, Taro (1378) | Won 2-1 | +181400 |
| 15standard | 292 | Ueda, Takao (1533) | Won 2-1 | +201420 |
| top | average opponent: 1519record: 8-7 | new rating: 1420 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 108 | Matsumoto, Souichirou (1500) | Lost 1-2 | -181439 |
| 2legacy | 537 | Katou, Yoshitugu (1533) | Won 2-1 | +201459 |
| 3legacy | 991 | Nagao, Shouji (1499) | Lost 1-2 | -171442 |
| 4legacy | 1083 | Minamizuka, Yuusuke (1461) | Lost 0-2 | -181424 |
| 5legacy | 1082 | Hashimoto, Seiya (1463) | Lost 1-2 | -171407 |
| 6legacy | 1054 | Satou, Yusuke9918 (1445) | Lost 0-2 | -171390 |
| 7legacy | 971 | Marumo, Tsubasa (1428) | Lost 0-2 | -181372 |
| top | average opponent: 1476record: 1-6 | new rating: 1372 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 906 | Yasuhara, Seito (1500) | Won 2-1 | +191464 |
| 2standard | 123 | Ito, Hiroto (1518) | Won 2-0 | +191483 |
| 3standard | 295 | Tong, Eugene (1646) | Won 2-1 | +211504 |
| 4standard | 337 | Hirano, Aimi (1566) | Lost 1-2 | -171487 |
| 5standard | 544 | Tsubota, Hokuto (1537) | Lost 0-2 | -171470 |
| 6standard | 663 | Sakamoto, Daisuke (1500) | Lost 1-2 | -181452 |
| 7standard | 1102 | Ishikawa, Shouzou (1503) | Lost 0-2 | -171435 |
| 8standard | 1003 | Naide, Kazutaka (1616) | Won 2-1 | +221457 |
| top | average opponent: 1548record: 4-4 | new rating: 1457 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 424 | Hozuki, Atsushi (1387) | Lost 0-2 | -201480 |
| 2sealed | 979 | Masatsugu, Tatsuya (1540) | Lost 0-2 | -171463 |
| 3sealed | 1259 | Shimoda, Akihiro (1413) | Lost 0-2 | -191444 |
| 4sealed | 1229 | Nishizawa, Taichi (1512) | Won 2-0 | +191463 |
| 5sealed | 1073 | Murata, Hiroaki (1433) | Lost 1-2 | -181445 |
| top | average opponent: 1457record: 1-4 | new rating: 1445 | ||