Usui, Yuki
Current rating: 1484
Record: 7-8
| Regional Championships Aichi 2022 (pioneer) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 91 | Takahashi, Ryo (1648) | Lost 0-2 | -161519 |
| 2pioneer | 87 | Fujiyoshi, Manabu (1580) | Lost 0-2 | -171502 |
| 3pioneer | 76 | Jo, Hyeon Seong (1524) | Lost 0-2 | -181484 |
| average opponent: 1584record: 0-3 | new rating: 1484 | |||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 250 | Kamimura, Yohei (1474) | Lost 1-2 | -181482 |
| 2standard | 510 | Yamamoto, Yoshiki (1448) | Won 2-0 | +171499 |
| 3standard | 742 | Ohara, Wataru (1435) | Won 2-1 | +171516 |
| 4standard | 311 | Cho, Alex (1521) | Won 2-1 | +181534 |
| 5standard | 233 | Hasegawa, Atusi (1320) | Won 2-1 | +141548 |
| 6standard | 210 | Hara, Katsuaki (1569) | Won 2-0 | +181566 |
| 7standard | 144 | Urasaki, Takayuki (1774) | Lost 0-2 | -141552 |
| 8standard | 254 | Kawamura, Naoki (1480) | Won 2-0 | +171569 |
| 9standard | 86 | Shimozato, Ryosuke (1567) | Lost 0-2 | -181551 |
| 10standard | 161 | Morimine, Seiya (1531) | Won 2-0 | +171568 |
| 11standard | 123 | Ibushi, Shotaro (1603) | Lost 1-2 | -171551 |
| 12standard | 128 | Wakizaka, Hironari (1652) | Lost 0-2 | -161535 |
| average opponent: 1531record: 7-5 | new rating: 1535 | |||