Tsukada, Akihisa
Current rating: 1559
Record: 9-6
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 33 | Ida, Yuuji (1546) | Won 2-1 | +191519 |
| 2modern | 597 | Yang, Jeff (1512) | Won 2-1 | +181537 |
| 3modern | 239 | Maseguchi, Masashi (1340) | Lost 1-2 | -221515 |
| 4modern | 738 | Saitou, Takuya (1423) | Won 2-1 | +171532 |
| 5modern | 196 | Setsompop, Mingrerk (1524) | Won 2-1 | +171549 |
| 6modern | 293 | Noguchi, Hiromasa (1539) | Won 2-0 | +181567 |
| 7modern | 98 | Sato, Tatsuo (1488) | Won 2-1 | +171584 |
| 8modern | 81 | Sim, Soohong (1593) | Lost 1-2 | -181566 |
| 9modern | 212 | Ohtsuka, Fukuo (1577) | Won 2-0 | +181584 |
| 10modern | 131 | Oiso, Kenji (1837) | Lost 1-2 | -131571 |
| 11modern | 104 | Tanaka, Yuuki (1531) | Won 2-0 | +171588 |
| 12modern | 116 | Kubota, Taiga (1475) | Won 2-0 | +161604 |
| 13modern | 75 | Takao, Akinao (1654) | Lost 1-2 | -171587 |
| 14modern | 81 | Inoue, Toru (1965) | Lost 1-2 | -121575 |
| 15modern | 120 | Oonishi, Tatsuya (1646) | Lost 0-2 | -161559 |
| average opponent: 1577record: 9-6 | new rating: 1559 | |||