Yakuwa, Kathuhiko
Current rating: 1536
Record: 7-5
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 316 | Futada, Takahiro (1539) | Lost 1-2 | -171483 |
| 2standard | 813 | Oishi, Shoya (1408) | Won 2-0 | +161499 |
| 3standard | 1108 | Seino, Kenta (1504) | Won 2-1 | +181517 |
| 4standard | 430 | Kondo, Kazuya (1457) | Lost 0-2 | -191498 |
| 5standard | 760 | Kawaguchi, Sena (1517) | Won 2-0 | +191517 |
| 6standard | 740 | Nakamura, Satoshi0186 (1606) | Won 2-0 | +191536 |
| 7standard | 283 | Sasaki, Shin (1460) | Lost 1-2 | -191517 |
| 8standard | 615 | Nozawa, Yuusuke (1498) | Won 2-0 | +181535 |
| 9standard | 424 | Kahata, Issei (1428) | Won 2-0 | +161551 |
| 10standard | 358 | Gondo, Rin (1552) | Lost 0-2 | -181533 |
| 11standard | 320 | Ninohira, Yuuya (1499) | Won 2-0 | +171550 |
| 12standard | 248 | Suzuike, Fumiyasu (1763) | Lost 1-2 | -141536 |
| average opponent: 1519record: 7-5 | new rating: 1536 | |||