Kodama Yoshinaga, Lucas Issey
Current rating: 1437
Record: 3-7
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 97 | Conceicao Dorta, Leandro (1500) | Won 2-0 | +191447 |
| 2standard | 132 | De Biasi, Julio (1603) | Lost 0-2 | -151432 |
| 3standard | 388 | Morais, Leandro (1500) | Won 2-0 | +191451 |
| 4standard | 286 | Monteiro Marco, Renato (1517) | Lost 1-2 | -161435 |
| 5standard | 466 | Frederico Marcal R, Carlos (1500) | Won 2-0 | +191454 |
| 6standard | 178 | Fernandes, Arthur (1521) | Lost 0-2 | -171437 |
| average opponent: 1524record: 3-3 | new rating: 1437 | |||
| Grand Prix Curitiba 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 44 | Chore, Pedro H (1500) | Lost 0-2 | -181482 |
| 2extended | 103 | Surec, Nathan Felipe (1482) | Lost 0-0 | -181464 |
| 3extended | 144 | Corso, Giovanni B. (1464) | Lost 0-2 | -181446 |
| 4extended | 162 | Quege, Joao (1446) | Lost 0-2 | -181428 |
| average opponent: 1473record: 0-4 | new rating: 1428 | |||