Hattori, Tetsuya
Current rating: 1463
| Grand Prix Yokohama 2019 (modern) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 24 | Nakago, Ryosuke (1500) | Lost 0-2 | -171438 |
| 2modern | 731 | Satou, Kengo (1326) | Won 2-0 | +161454 |
| 3modern | 703 | Kamo, Kyouhei (1519) | Lost 0-2 | -171437 |
| 4modern | 849 | Naito, Yuuki (1412) | Won 2-1 | +171454 |
| 5modern | 800 | Kanayama, Haruki (1418) | Lost 0-2 | -181436 |
| 6modern | 825 | Sato, Yuya (1464) | Won 2-1 | +181454 |
| 7modern | 674 | Ito, Jin (1539) | Won 2-0 | +201474 |
| 8modern | 404 | Nuruki, Hiroaki (1898) | Lost 1-2 | -111463 |
| top | average opponent: 1509record: 4-4 | new rating: 1463 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 400 | Matsuyama, Ryousuke (1626) | Lost 1-2 | -151450 |
| 4modern | 398 | Kageyama, Koki (1597) | Lost 1-2 | -161434 |
| 5modern | 757 | Nakanishi, Kota (1381) | Won 2-1 | +171451 |
| 6modern | 536 | Kato, Akito (1501) | Won 2-1 | +191470 |
| 7modern | 340 | Ishii, Shinji (1487) | Lost 0-2 | -181452 |
| 8modern | 526 | Akazaki, Daigo (1514) | Won 2-0 | +201472 |
| 9modern | 571 | Syota, Kashiwagi (1544) | Lost 1-2 | -171455 |
| top | average opponent: 1522record: 3-4 | new rating: 1455 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Okutsu, Takahiro (1500) | Lost 0-2 | -181482 |
| 2sealed | 207 | Kikuchi, Yuuji (1514) | Lost 1-2 | -171465 |
| top | average opponent: 1507record: 0-2 | new rating: 1465 | ||