Iwaya, Victor
Current rating: 1432
Record: 5-9
| Regional Championships Sao Paulo 2023 Cycle 4 (pioneer) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 36 | Blanco, Pedro (1462) | Won 2-1 | +171496 |
| 2pioneer | 5 | santos, marcio (1498) | Lost 1-2 | -181478 |
| 3pioneer | 24 | Perrini, Pedro (1890) | Lost 0-2 | -101468 |
| 4pioneer | 53 | Gloria, Diego (1443) | Lost 1-2 | -191449 |
| 5pioneer | 66 | Frigini, Luiz Claudio (1500) | Lost 0-2 | -171432 |
| average opponent: 1559record: 1-4 | new rating: 1432 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 481 | de Raga Queiroz, Gabriel (1456) | Won 2-1 | +171517 |
| 2modern | 101 | Kopke, Leandro (1427) | Lost 1-2 | -191498 |
| 3modern | 276 | Mello, Edgar (1501) | Won 2-1 | +181516 |
| 4modern | 233 | Pereira de Oliveira, Diogo (1556) | Lost 1-2 | -181498 |
| 5modern | 353 | Gonzalez, Pedro [CHL] (1413) | Lost 0-2 | -191479 |
| 6modern | 451 | Meyrelles Duarte, Romero (1480) | Lost 1-2 | -181461 |
| 7modern | 436 | Gonzaga, Tomas (1461) | Won 2-1 | +181479 |
| 8modern | 343 | Silva De Godoy, Vitor (1486) | Won 2-1 | +181497 |
| 9modern | 266 | Fabbri Montez, Felippe (1483) | Lost 1-2 | -181479 |
| average opponent: 1474record: 4-5 | new rating: 1479 | |||