Katou, Takahisa
Current rating: 1533
Record: 5-3
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 429 | Matsushima, Naoto (1387) | Lost 0-2 | -201480 |
| 2sealed | 564 | Gojo, Toshiya (1442) | Won 2-0 | +171497 |
| 3sealed | 879 | See, Kenny (1522) | Lost 0-2 | -171480 |
| 4sealed | 793 | Rodriguez, Luis (1467) | Won 2-1 | +171497 |
| 5sealed | 661 | Kasama, Ryo (1502) | Won 2-1 | +191516 |
| 6sealed | 437 | Hagihara, Shota (1486) | Won 2-0 | +171533 |
| 7sealed | 295 | Okada, Kou (1552) | Won 2-1 | +181551 |
| 8sealed | 193 | Tahara, Fumiya (1557) | Lost 0-2 | -181533 |
| average opponent: 1489record: 5-3 | new rating: 1533 | |||