Kataoka, Kousuke
Current rating: 1498
Record: 6-6
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 197 | Itada, Yoshiki (1605) | Lost 0-2 | -161484 |
| 2pioneer | 564 | Okayama, Hironori (1354) | Won 2-1 | +151499 |
| 3pioneer | 528 | Niwa, Takahiro (1521) | Won 2-1 | +191518 |
| 4pioneer | 418 | Tang, Yu Hsiang (1527) | Won 2-1 | +181536 |
| 5pioneer | 175 | Nakai, Tomoki (1627) | Lost 1-2 | -171519 |
| 6pioneer | 326 | Iwata, Seiya (1350) | Lost 0-2 | -211498 |
| average opponent: 1497record: 3-3 | new rating: 1498 | |||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 198 | Sekiya, Hiroshi (1482) | Won 2-0 | +181518 |
| 2standard | 346 | Kibe, Keisuke (1725) | Lost 0-2 | -151503 |
| 3standard | 886 | Mutou, Yoshinosuke (1451) | Lost 1-2 | -191484 |
| 4standard | 951 | Shimura, Yasuhiko (1419) | Won 2-0 | +171501 |
| 5standard | 1020 | Jimichi, Makoto (1466) | Won 2-1 | +181519 |
| 6standard | 482 | Kanazawa, Yuusuke (1464) | Lost 1-2 | -191500 |
| average opponent: 1501record: 3-3 | new rating: 1500 | |||