Hasegawa, Syoichi
Current rating: 1730 (#4794)
Record: 28-12-1
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1765 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 336 | Blanco, Philip (1466) | Won 2-1 | +131778 |
| 3standard | 82 | Magata, Kazuto (1559) | Lost 0-2 | -221756 |
| 4standard | 505 | Itou, Kenta (1530) | Won 2-0 | +141770 |
| 5standard | 680 | Taya, Hironobu (1476) | Won 2-0 | +121782 |
| 6standard | 226 | Kakinohana, Keisuke (1535) | Won 2-1 | +141796 |
| 7standard | 84 | Satonaka, Kentarou (1521) | Lost 1-2 | -231773 |
| 8standard | 250 | Matsumoto, Tomohiro (1561) | Lost 0-2 | -221751 |
| 9standard | 408 | Shingo, Tanaka (1572) | Lost 0-2 | -211730 |
| top | average opponent: 1527record: 4-4 | new rating: 1730 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 110 | Gotou, Kaoru (1502) | Lost 0-2 | -201608 |
| 2sealed | 917 | Iwasaki, Takumi (1480) | Won 2-1 | +161624 |
| 3sealed | 808 | Yanagawa, Tomoyuki (1407) | Won 2-0 | +141638 |
| 4sealed | 395 | Ohshiba, Atsushi (1517) | Won 2-1 | +151653 |
| 5sealed | 542 | Hasegawa, Yuuhei (1522) | Lost 1-2 | -201633 |
| 6sealed | 634 | Kato, Yusuke9880 (1523) | Won 2-1 | +161649 |
| 7sealed | 451 | Oki, Hiroki (1506) | Won 2-1 | +161665 |
| 8sealed | 297 | Hasegawa, Tsuyoshi (1593) | Won 2-0 | +161681 |
| 9sealed | 228 | Morishita, Mizuki (1707) | Won 2-1 | +191700 |
| 10draft | 232 | Igarashi, Takato (1578) | Lost 1-2 | -211679 |
| 11draft | 294 | Ogawa, Satoshi (1568) | Won 2-0 | +161695 |
| 12draft | 36 | Suzuki, Mikito (1646) | Won 2-1 | +181713 |
| 13draft | 311 | Matsubara, Ichiro (1827) | Won 2-0 | +201733 |
| 14draft | 205 | Mizumoto, Hirotaka (1553) | Won 2-1 | +141747 |
| 15draft | 220 | Inagaki, Yukihiro (1719) | Won 2-0 | +181765 |
| top | average opponent: 1576record: 12-3 | new rating: 1765 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 86 | Mukai, Kentaro (1535) | Won 2-0 | +181571 |
| 2standard | 378 | Ejima, Kazuki (1597) | Won 2-1 | +181589 |
| 3standard | 179 | Brown, Eric (1904) | Draw 1-1 | +61595 |
| 4standard | 307 | Endo, Ryota (1791) | Won 2-0 | +211616 |
| 5standard | 161 | Inami, Yuuki (1427) | Won 2-1 | +151631 |
| 6standard | 82 | Horiuchi, Makoto (1640) | Lost 1-2 | -181613 |
| 7standard | 231 | Kiyono, Shoya (1571) | Won 2-1 | +171630 |
| 8standard | 120 | Yamauchi, Takahiro (1661) | Won 2-1 | +191649 |
| 9standard | 64 | Endo, Natsumi (1503) | Lost 1-2 | -211628 |
| top | average opponent: 1625record: 6-2-1 | new rating: 1628 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 976 | Okamoto, Yuta (1415) | Won 2-1 | +161516 |
| 2sealed | 963 | Aizawa, Takahiro (1456) | Won 2-0 | +171533 |
| 3sealed | 874 | Tamura, Kei (1429) | Won 2-1 | +161549 |
| 4sealed | 848 | Onodera, Yusuke (1574) | Lost 0-2 | -171532 |
| 5sealed | 987 | Matsui, Shintaro (1448) | Lost 0-2 | -201512 |
| 6sealed | 1032 | Fujikake, Hiroaki (1542) | Won 2-0 | +191531 |
| 7sealed | 950 | Shigezumi, Manabu (1453) | Won 2-0 | +171548 |
| 8sealed | 903 | Tasaki, Ryo (1883) | Won 2-1 | +231571 |
| 9sealed | 854 | Kaga, Hiroyuki (1551) | Lost 0-2 | -181553 |
| top | average opponent: 1528record: 6-3 | new rating: 1553 | ||