Nakashin, Toshimasa
Current rating: 1433
| Grand Prix Kobe 2017 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 503 | Nukita, Yosuke (1626) | Lost 1-2 | -161483 |
| 3modern | 743 | Matusita, Takuzi (1503) | Lost 0-2 | -181465 |
| 4modern | 1123 | Oota, Shingo (1359) | Won 2-0 | +161481 |
| 5modern | 765 | Urase, Ryosuke (1828) | Lost 0-2 | -121469 |
| 6modern | 1031 | Murao, Keisuke (1541) | Lost 1-2 | -161453 |
| 7modern | 1080 | Mori, Takahiro (1358) | Lost 0-2 | -201433 |
| 8modern | 941 | Takasawa, Yuuki (1499) | Lost 0-2 | -171416 |
| 9modern | 829 | Sugiyama, Kouichi (1373) | Won 2-1 | +171433 |
| top | average opponent: 1511record: 2-6 | new rating: 1433 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 373 | Kobayashi, Shigemitsu (1538) | Won 2-0 | +181543 |
| 3standard | 163 | Miyamoto, Hiroya (1773) | Lost 1-2 | -141529 |
| 4standard | 598 | Moon, Changuk (1433) | Won 2-1 | +171546 |
| 5standard | 212 | Nakatani, Shinji (1741) | Lost 1-2 | -151531 |
| 6standard | 758 | Mizutani, Yuki (1468) | Lost 1-2 | -191512 |
| 7standard | 946 | Watanabe, Yuta (1692) | Lost 0-2 | -151497 |
| 8standard | 870 | Kasama, Junichi (1427) | Won 2-1 | +171514 |
| 9standard | 679 | Hattori, Taiki (1654) | Lost 0-2 | -151499 |
| top | average opponent: 1591record: 3-5 | new rating: 1499 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 664 | Nagase, Hirofumi (1458) | Won 2-0 | +171517 |
| 2standard | 92 | Komaki, Naoki (1527) | Lost 0-2 | -181499 |
| 3standard | 859 | Uchiyama, Kouichi (1457) | Won 2-0 | +181517 |
| 4standard | 755 | Urano, Souhei (1525) | Won 2-0 | +181535 |
| 5standard | 205 | Horibe, Satoshi (1463) | Won 2-1 | +161551 |
| 6standard | 202 | Takahashi, Shogo (1557) | Lost 1-2 | -171534 |
| 7standard | 403 | Nagami, Youichi (1787) | Lost 0-2 | -141520 |
| 8standard | 460 | Kashima, Akihiro (1671) | Won 2-0 | +211541 |
| 9standard | 296 | Okamura, Ryoma (1662) | Lost 0-2 | -161525 |
| top | average opponent: 1568record: 5-4 | new rating: 1525 | ||