Kodaira, Kazuto
Current rating: 1435
Record: 3-7
| Grand Prix Chiba 2016 (legacy) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1 | Kurikawa, Hideyuki (1346) | Lost 1-2 | -201451 |
| 2legacy | 765 | Matuhashi, Wataru (1482) | Won 2-1 | +181469 |
| 3legacy | 630 | Igarashi, Takuto (1499) | Lost 0-2 | -171452 |
| 4legacy | 834 | Roppongi, Junya (1546) | Lost 0-2 | -171435 |
| average opponent: 1468record: 1-3 | new rating: 1435 | |||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 607 | Wakabayashi, Ryou (1500) | Won 2-0 | +181518 |
| 2legacy | 599 | Osa, Yuma (1505) | Won 2-0 | +181536 |
| 3legacy | 667 | Chiba, Akio (1936) | Lost 0-2 | -111525 |
| 4legacy | 683 | Kan, Masanori (1519) | Lost 1-2 | -181507 |
| 5legacy | 827 | Watanabe, Keisuke (1498) | Lost 1-2 | -191488 |
| 6legacy | 798 | Oguri, Tomonori (1510) | Lost 0-2 | -171471 |
| average opponent: 1578record: 2-4 | new rating: 1471 | |||