Katagiri, Kensuke
Current rating: 1455
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 395 | Onoda, Hiroshi (1473) | Won 2-1 | +181489 |
| 2pioneer | 124 | Inoue, Hiroki (1535) | Lost 0-2 | -171472 |
| 3pioneer | 440 | Yamamura, Shouma (1465) | Lost 0-2 | -181454 |
| 4pioneer | 625 | Hagiwara, Yuichi (1482) | Won 2-1 | +181472 |
| 5pioneer | 619 | Tamai, Yuno (1511) | Lost 0-2 | -171455 |
| top | average opponent: 1493record: 2-3 | new rating: 1455 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 330 | Hiyoshi, Daisuke (1596) | Lost 0-2 | -161472 |
| 2sealed | 591 | Oota, Yusuke (1566) | Lost 0-2 | -171455 |
| 3sealed | 1084 | Takatsuto, Ryou (1464) | Lost 1-2 | -171438 |
| 4sealed | 1023 | Matsushima, Tsutomu (1419) | Won 2-0 | +171455 |
| 5sealed | 889 | Hirose, Nobuharu (1335) | Won 2-0 | +161471 |
| top | average opponent: 1476record: 2-3 | new rating: 1471 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 475 | Koiwai, Seiko (1410) | Won 2-0 | +161516 |
| 2modern | 188 | Sasaki, Shin (1604) | Won 2-0 | +201536 |
| 3modern | 291 | Natsume, Takuya (1879) | Lost 1-2 | -121524 |
| 4modern | 572 | Furusawa, Yoshihiro (1523) | Lost 0-2 | -181506 |
| 5modern | 791 | Fujii, Takafumi (1498) | Lost 0-2 | -181488 |
| top | average opponent: 1583record: 2-3 | new rating: 1488 | ||