Sakamoto, Satoshi
Current rating: 1557
Record: 36-31-3
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 273 | Takeda, Ryosuke (1411) | Lost 0-2 | -221602 |
| 2standard | 587 | Okada, Kazuhiro (1610) | Lost 0-2 | -181584 |
| 3standard | 775 | Shito, Takuya (1463) | Draw 1-1 | -21582 |
| 4standard | 804 | Feng, Yang (1583) | Lost 0-2 | -181564 |
| 5standard | 783 | Higashi, Yuki (1445) | Won 2-0 | +161580 |
| 6standard | 678 | Deguchi, Keizou (1555) | Lost 0-2 | -181562 |
| 7standard | 595 | Kamimura, Yohei (1423) | Won 2-1 | +151577 |
| 8standard | 499 | Yasugi, Haruaki (1454) | Lost 0-2 | -201557 |
| top | average opponent: 1493record: 2-5-1 | new rating: 1557 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1676 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 270 | Horibe, Yoshifumi (1590) | Won 2-1 | +161692 |
| 2sealed | 51 | Masuno, Ryosuke (1576) | Won 2-1 | +161708 |
| 3sealed | 467 | Kyo, Ifu (1690) | Lost 0-2 | -181690 |
| 4sealed | 521 | Abo, Naoki (1520) | Won 2-0 | +151705 |
| 5sealed | 504 | Nitta, Ryou (1670) | Lost 1-2 | -191686 |
| 6sealed | 662 | Ooba, Hideto (1393) | Lost 1-2 | -231663 |
| 7sealed | 541 | Saito, Shosuke (1525) | Lost 0-2 | -211642 |
| 8sealed | 483 | Kawano, Junichi (1627) | Lost 0-2 | -181624 |
| top | average opponent: 1574record: 3-5 | new rating: 1624 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1660 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 207 | Kato, Hiroki3246 (1555) | Lost 1-2 | -201640 |
| 2standard | 758 | Takada, Kohei (1480) | Won 2-0 | +151655 |
| 3standard | 579 | Fujioka, Naoya (1564) | Lost 1-2 | -201635 |
| 4standard | 700 | Igarashi, Junpei (1600) | Lost 1-2 | -181617 |
| 5standard | 872 | Hiroto, Tanaka (1465) | Won 2-0 | +151632 |
| 6standard | 726 | Chen, Junrui (1388) | Won 2-0 | +141646 |
| 7standard | 559 | Li, Jonathan [USA] (1461) | Won 2-1 | +141660 |
| 8standard | 346 | Hayashi, Yoshiaki (1520) | Won 2-1 | +161676 |
| top | average opponent: 1504record: 5-3 | new rating: 1676 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 649 | Sakai, Hajime (1503) | Lost 1-2 | -201622 |
| 2standard | 877 | Yaegasi, Naoki (1482) | Lost 0-2 | -211601 |
| 3standard | 1047 | Arakaki, Gen (1384) | Draw 1-1 | -41597 |
| 4standard | 1033 | Haruta, Takatsugu (1424) | Won 2-1 | +151612 |
| 5standard | 916 | Haru, Yunosuke (1480) | Won 2-1 | +161628 |
| 6standard | 755 | Preechasiripan, Sonthi (1499) | Won 2-0 | +151643 |
| 7standard | 603 | Shiraki, Takahiro (1755) | Draw 1-1 | +21645 |
| 8standard | 618 | Suzuki, Yuta (1442) | Won 2-0 | +151660 |
| top | average opponent: 1496record: 4-2-2 | new rating: 1660 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 374 | Donaldson, Charlie (1536) | Won 2-0 | +191504 |
| 2legacy | 324 | Hasegawa, Baku (1479) | Won 2-1 | +181522 |
| 3legacy | 53 | Saida, Toshihiro (1866) | Lost 1-2 | -121510 |
| 4legacy | 354 | Mizuno, Masahito (1595) | Won 2-1 | +191529 |
| 5legacy | 125 | Karatsu, Yoshifumi (1681) | Won 2-0 | +211550 |
| 6legacy | 150 | Saito, Takaya (1860) | Lost 0-2 | -121538 |
| 7legacy | 236 | Kitamura, Yousuke (1546) | Won 2-1 | +181556 |
| 8legacy | 152 | Nakajima, Masahiro (1611) | Won 2-0 | +191575 |
| 9legacy | 113 | Kobayashi, Yuuma (1581) | Won 2-0 | +181593 |
| 10legacy | 70 | He, Yang (1595) | Won 2-1 | +181611 |
| 11legacy | 27 | Saito, Tomoharu (1940) | Won 2-1 | +241635 |
| 12legacy | 18 | Ulanov, Denis (1962) | Won 2-1 | +231658 |
| 13legacy | 16 | Yamabe, Kazumi (1512) | Lost 0-2 | -201638 |
| 14legacy | 30 | Basser, Nathan (1951) | Won 2-0 | +231661 |
| 15legacy | 17 | Yasuda, Hiroki (1604) | Lost 0-2 | -191642 |
| top | average opponent: 1688record: 11-4 | new rating: 1642 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 652 | Takamura, Morihiko (1622) | Lost 0-2 | -151462 |
| 2sealed | 798 | Takashima, Ryuichi (1434) | Lost 0-2 | -191443 |
| 3sealed | 1095 | Hozumi, Yuji (1463) | Won 2-1 | +191462 |
| 4sealed | 924 | Nishimura, Masateru (1590) | Won 2-1 | +201482 |
| 5sealed | 675 | Tamai, Yuno (1602) | Lost 0-2 | -161466 |
| 6sealed | 787 | Akai, Yusuke4836 (1433) | Lost 0-2 | -181448 |
| 7sealed | 679 | Itou, Tomoya (1598) | Won 2-0 | +201468 |
| 8sealed | 526 | Yajima, Yasunori (1403) | Won 2-0 | +171485 |
| top | average opponent: 1518record: 4-4 | new rating: 1485 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 530 | Satou, Masayoshi (1526) | Lost 0-2 | -181494 |
| 2standard | 766 | Arisue, Kei (1482) | Won 2-1 | +181512 |
| 3standard | 1124 | Ito, Hiroki (1469) | Won 2-0 | +171529 |
| 4standard | 794 | Yokoyama, Takaya (1512) | Lost 0-2 | -181511 |
| 5standard | 890 | Kamata, Kazuhiro (1626) | Lost 0-2 | -161495 |
| 6standard | 1020 | Kanno, Atsushi (1517) | Lost 0-2 | -181477 |
| top | average opponent: 1522record: 2-4 | new rating: 1477 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 347 | Uchida, Kenta (1486) | Lost 1-2 | -181482 |
| 2legacy | 764 | Yamada, Ryusuke (1332) | Lost 0-2 | -211461 |
| 3legacy | 1148 | Sumiya, Youichi (1465) | Won 2-0 | +181479 |
| 4legacy | 1028 | Nakamura, Takuya (1334) | Won 2-0 | +151494 |
| 5legacy | 929 | Yarita, Yoshiaki (1469) | Lost 1-2 | -181476 |
| 6legacy | 817 | Koseki, Yuuji (1482) | Won 2-1 | +181494 |
| 7legacy | 611 | Hagiwara, Tomoaki (1521) | Won 2-1 | +191513 |
| 8legacy | 448 | Haraguchi, Hiroki (1516) | Lost 0-2 | -181495 |
| 9legacy | 553 | Kawaharada, Kosaku (1454) | Won 2-1 | +171512 |
| top | average opponent: 1451record: 5-4 | new rating: 1512 | ||