Kang, Seungjae
Current rating: 1511
Record: 4-3
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 16 | Tomizawa, Syouta (1500) | Won 2-1 | +181518 |
| 2modern | 99 | Kondo, Yusuke (1422) | Lost 1-2 | -201498 |
| 3modern | 979 | Noguchi, Masanao (1380) | Lost 1-2 | -201478 |
| 4modern | 916 | Takehana, Atsushi (1448) | Won 2-1 | +181496 |
| 5modern | 819 | Miura, Hiroki (1363) | Won 2-0 | +151511 |
| 6modern | 621 | Tsuda, Tomohiro (1557) | Won 2-0 | +191530 |
| 7modern | 516 | Sakurai, Koki (1493) | Lost 1-2 | -191511 |
| average opponent: 1452record: 4-3 | new rating: 1511 | |||