Sakai, Yuuichi
Current rating: 1538
Record: 22-19
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 142 | Ide, Kazuki (1500) | Won 2-1 | +171575 |
| 2standard | 437 | Inoue, Yu (1575) | Lost 0-2 | -181557 |
| 3standard | 771 | Toyoda, Takahiro (1501) | Won 2-1 | +171574 |
| 4standard | 568 | Schwenk, Ryan (1412) | Lost 0-2 | -211553 |
| 5standard | 836 | Yonezawa, Musashi (1712) | Lost 0-2 | -151538 |
| top | average opponent: 1540record: 2-3 | new rating: 1538 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 275 | Yao, Shunsuke (1680) | Lost 1-2 | -171577 |
| 4standard | 1039 | Nitta, Yuki (1720) | Won 2-1 | +211598 |
| 5standard | 329 | Hashimoto, Satoshi (1449) | Lost 1-2 | -211577 |
| 6standard | 815 | Kawanishi, Naoki (1526) | Lost 0-2 | -191558 |
| top | average opponent: 1594record: 1-3 | new rating: 1558 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 286 | Hattori, Yutaka (1421) | Lost 1-2 | -201530 |
| 2standard | 715 | Ochi, Takushi (1426) | Won 2-0 | +161546 |
| 3standard | 945 | Oishi, Tatsuya (1500) | Won 2-1 | +171563 |
| 4standard | 322 | Takamura, Kazuki (1483) | Lost 1-2 | -201543 |
| 5standard | 790 | Matsumura, Hideyuki (1493) | Won 2-1 | +171560 |
| 6standard | 701 | Shigemune, Akinori (1458) | Won 2-0 | +171577 |
| 7standard | 347 | Terauchi, Yutaro (1425) | Won 2-1 | +151592 |
| 8standard | 321 | Hayashi, Masashi (1586) | Won 2-1 | +181610 |
| 9standard | 175 | Honda, Atsuo (1711) | Lost 0-2 | -161594 |
| top | average opponent: 1500record: 6-3 | new rating: 1594 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1082 | Yuge, Tatsurou (1453) | Lost 1-2 | -191472 |
| 2modern | 1088 | Sato, Hisashi (1482) | Won 2-0 | +181490 |
| 3modern | 1055 | Shigaki, Tomoya (1527) | Won 2-0 | +191509 |
| 4modern | 843 | Fukuda, Wataru (1501) | Won 2-0 | +181527 |
| 5modern | 874 | Takizawa, Shunya (1519) | Lost 0-2 | -181509 |
| 6modern | 886 | Tanaka, Yu (1601) | Won 2-0 | +191528 |
| 7modern | 901 | Kubo, Hirotaka (1480) | Won 2-0 | +171545 |
| 8modern | 819 | Terawaki, Koji (1569) | Won 2-0 | +191564 |
| 9modern | 765 | Kato, Kensuke (1693) | Won 2-1 | +201584 |
| 10modern | 45 | Hasegawa, Yu (1676) | Lost 0-2 | -161568 |
| 11modern | 81 | Toneri, Tatsuki (1567) | Lost 1-2 | -181550 |
| top | average opponent: 1552record: 7-4 | new rating: 1550 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 550 | Hasegawa, Yu (1556) | Lost 0-2 | -171478 |
| 2standard | 819 | Kashima, Akihiro (1477) | Lost 0-2 | -181460 |
| 3standard | 888 | Hinaiji, Kouta (1464) | Won 2-1 | +181478 |
| 4standard | 795 | Tokita, Toshimi (1465) | Won 2-0 | +181496 |
| 5standard | 749 | Yamano, Tatsuto (1180) | Won 2-0 | +121508 |
| 6standard | 732 | Wada, Kazunori (1553) | Lost 1-2 | -171491 |
| top | average opponent: 1449record: 3-3 | new rating: 1491 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 210 | Masuda, Jyunya (1500) | Lost 0-2 | -181482 |
| 2standard | 591 | Kurokawa, Ryushi (1437) | Won 2-1 | +171499 |
| 3standard | 481 | Komatsu, Satoru (Tottori) (1518) | Won 2-0 | +191518 |
| 4standard | 316 | Nishimoto, Kouhei (1488) | Lost 1-2 | -191499 |
| 5standard | 579 | Inoue, Masashi (1329) | Won 2-0 | +151514 |
| 6standard | 433 | Suzuki, Shogo (1441) | Lost 0-2 | -191495 |
| top | average opponent: 1452record: 3-3 | new rating: 1495 | ||