Sadoi, Tatsuya
Current rating: 1367
Record: 1-9
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 695 | Hashimoto, Syohei (1567) | Lost 1-2 | -151395 |
| 2standard | 753 | Taniyama, Toshiaki (1485) | Lost 1-2 | -161379 |
| 3standard | 1211 | Kuromatsu, Hiroki (1464) | Won 2-0 | +191398 |
| 4standard | 1087 | Kondou, Keiichi (1516) | Lost 0-2 | -151383 |
| 5standard | 1040 | Okamura, Hideki (1528) | Lost 0-2 | -161367 |
| average opponent: 1512record: 1-4 | new rating: 1367 | |||
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 256 | Kamito, Mitsuhiro (1500) | Lost 0-2 | -181482 |
| 2extended | 290 | Yano, Kunihiro (1607) | Lost 0-2 | -161466 |
| 3extended | 258 | Wakita, Tomoyuki (1464) | Lost 0-2 | -181448 |
| 4extended | 332 | Nakamura, Kousuke (1348) | Lost 0-2 | -201428 |
| 5extended | 296 | I., Masahiro (1431) | Lost 0-2 | -181410 |
| average opponent: 1470record: 0-5 | new rating: 1410 | |||