Tsumori, Shun
Current rating: 1429
Record: 2-6
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 40 | Yamamoto, Kazuhide (1425) | Lost 1-2 | -181446 |
| 2pioneer | 533 | Yamaryo, Keita (1483) | Won 2-1 | +181464 |
| 3pioneer | 645 | Ikeda, Tomokazu (1488) | Lost 0-2 | -171447 |
| 4pioneer | 616 | Nishikawa, Seigo (1455) | Lost 1-2 | -181429 |
| average opponent: 1463record: 1-3 | new rating: 1429 | |||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 413 | Nodagashira, Yusuke (1500) | Won 2-0 | +181518 |
| 2modern | 5 | Sakai, Daichi (1541) | Lost 1-2 | -181500 |
| 3modern | 558 | Watanabe, Kenta 4876 (1501) | Lost 0-2 | -181482 |
| 4modern | 1060 | Fukuura, Ryo (1481) | Lost 0-2 | -181464 |
| average opponent: 1506record: 1-3 | new rating: 1464 | |||