Ishida, Shinpei
Current rating: 1624
Record: 26-18
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 445 | Itakura, Kenichi (1338) | Won 2-1 | +141574 |
| 2sealed | 484 | Nomura, Hidehiro (1802) | Won 2-0 | +221596 |
| 3sealed | 258 | Sugiyama, Takanori (1518) | Lost 1-2 | -191577 |
| 4sealed | 748 | Wakizaka, Hironari (1632) | Won 2-1 | +191596 |
| 5sealed | 381 | Suzuki, Shoya (1607) | Won 2-1 | +181614 |
| 6sealed | 317 | Kondo, Go (1559) | Lost 1-2 | -191595 |
| 7sealed | 349 | Nakamura, Naoki (1499) | Won 2-1 | +171612 |
| 8sealed | 312 | Iwayama, Masatomo (1582) | Won 2-1 | +171629 |
| 9sealed | 182 | Kitaoka, Hikaru (1576) | Won 2-0 | +171646 |
| 10draft | 221 | Ueyama, Yuji (1616) | Won 2-1 | +171663 |
| 11draft | 204 | Takahashi, Tatsuya (1552) | Won 2-1 | +161679 |
| 12draft | 186 | Ikeda, Tsuyoshi (1697) | Lost 0-2 | -171662 |
| 13draft | 183 | Iwasaki, Junya (1520) | Lost 0-2 | -211641 |
| 14draft | 171 | Yamamura, Yuma (1677) | Lost 0-2 | -171624 |
| top | average opponent: 1584record: 9-5 | new rating: 1624 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 340 | Koyama, Noriki (1487) | Lost 0-2 | -191555 |
| 2standard | 788 | Tanaka, Tomonori (1297) | Won 2-0 | +131568 |
| 3standard | 871 | Sato, Ryoji (1518) | Won 2-1 | +171585 |
| 4standard | 431 | Ota, Masahito (1480) | Won 2-1 | +161601 |
| 5standard | 560 | Mizutani, Yuki (1483) | Won 2-1 | +161617 |
| 6standard | 388 | Yamakawa, Akihiro (1444) | Lost 0-2 | -211596 |
| 7standard | 286 | Suzuike, Fumiyasu (1754) | Lost 0-2 | -151581 |
| 8standard | 516 | Sakurai, Yuuta (1442) | Lost 1-2 | -211560 |
| top | average opponent: 1488record: 4-4 | new rating: 1560 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 730 | Ishizaki, Yoshiki (1505) | Won 2-1 | +171597 |
| 2standard | 410 | Hasegawa, Tatuya (1498) | Lost 1-2 | -201577 |
| 3standard | 1166 | Kunisada, Shougo (1513) | Won 2-0 | +171594 |
| 4standard | 747 | Imai, Ayato (1835) | Lost 0-2 | -141580 |
| 5standard | 1188 | Seo, Kenta (1563) | Lost 1-2 | -181562 |
| 6standard | 1083 | Yamada, Takahiro (1360) | Won 2-0 | +141576 |
| 7standard | 1032 | Tanaka, Hiroto (1561) | Won 2-0 | +181594 |
| 8standard | 648 | Ando, Eriko (1516) | Lost 1-2 | -201574 |
| top | average opponent: 1544record: 4-4 | new rating: 1574 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 390 | Matsumoto, Sukenao (1500) | Won 2-1 | +181518 |
| 2sealed | 73 | Shikama, Hideyasu (1466) | Won 2-1 | +171535 |
| 3sealed | 216 | Sibata, Kouji (1558) | Lost 0-2 | -181517 |
| 4sealed | 370 | Tsuruta, Tatsunori (1518) | Won 2-1 | +181535 |
| 5sealed | 96 | Terui, Yoshihiro (1536) | Won 2-0 | +191554 |
| 6sealed | 128 | Hoshino, Masaaki (1628) | Won 2-1 | +191573 |
| 7sealed | 77 | Kumasaka, Shotaro (1572) | Lost 1-2 | -181555 |
| 8sealed | 127 | Itou, Takeshi (1541) | Won 2-1 | +181573 |
| 9sealed | 78 | Kokubun, Hiroshi (1721) | Won 2-0 | +201593 |
| 10draft | 146 | Yamamura, Yuma (1617) | Won 2-1 | +191612 |
| 11draft | 72 | Kumasaka, Shotaro (1610) | Lost 0-2 | -181594 |
| 12draft | 10 | Satake, Yukihiro (1835) | Won 2-1 | +221616 |
| 13draft | 100 | Maeda, Yasuyuki (1564) | Lost 0-2 | -191597 |
| 14draft | 88 | Wentao, Qi (1648) | Lost 1-2 | -171580 |
| top | average opponent: 1594record: 9-5 | new rating: 1580 | ||