Isoda, Syouichi
Current rating: 1506
Record: 7-7
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 688 | Takasugi, Tomoki (1467) | Won 2-1 | +171502 |
| 2standard | 362 | Tsuchihashi, Takuya (1555) | Lost 0-2 | -171485 |
| 3standard | 1342 | Suga, Junichi (1500) | Won 2-0 | +191504 |
| 4standard | 545 | Nisigahana, Tatunori (1354) | Won 2-0 | +151519 |
| 5standard | 595 | Uemoto, Takahiro (1524) | Lost 1-2 | -181501 |
| 6standard | 532 | Maruno, Takaaki (1557) | Won 2-1 | +191520 |
| 7standard | 586 | Umebara, Keita (1535) | Lost 1-2 | -181502 |
| 8standard | 540 | Sako, Wataru (1517) | Won 2-0 | +191521 |
| 9standard | 556 | Nakamoto, Kosuke (1718) | Lost 1-2 | -151506 |
| average opponent: 1525record: 5-4 | new rating: 1506 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2162 | Minamide, Tatsuma (1464) | Won 2-0 | +171517 |
| 2sealed | 2120 | Masudate, Sadaharu (1518) | Lost 1-2 | -181499 |
| 3sealed | 2310 | Cho, Kou (1736) | Lost 1-2 | -131486 |
| 4sealed | 2350 | Watanabe, Kazuki9408 (1482) | Won 2-1 | +181504 |
| 5sealed | 2226 | Murakami, Mikihisa (1465) | Lost 1-2 | -191485 |
| average opponent: 1533record: 2-3 | new rating: 1485 | |||