Kamishiro, Issey
Current rating: 1547
Record: 17-15
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 220 | Tahara, Ippei (1538) | Lost 0-2 | -171499 |
| 2sealed | 642 | Koide, Yukua (1547) | Lost 0-2 | -171482 |
| 3sealed | 1097 | Yoshida, Mitsutaka (952) | Won 2-0 | +91491 |
| 4sealed | 842 | Shirai, Shuto (1564) | Won 2-1 | +191510 |
| 5sealed | 781 | Hayashi, Nobuhiko (1413) | Won 2-0 | +161526 |
| 6sealed | 354 | Takano, Masahiro (1655) | Won 2-1 | +211547 |
| 7sealed | 272 | Miyaguchi, Hiroki (1530) | Won 2-0 | +171564 |
| 8sealed | 294 | Watanabe, Yuta9087 (1579) | Lost 1-2 | -171547 |
| top | average opponent: 1472record: 5-3 | new rating: 1547 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 321 | Mochizuki, Yuusuke (1779) | Won 2-1 | +241499 |
| 2modern | 291 | Matsumoto, Kazuya (1542) | Lost 0-2 | -171482 |
| 3modern | 707 | Jogenji, Syou (1448) | Won 2-0 | +171499 |
| 4modern | 425 | Tatebe, Takayuki (1425) | Lost 0-2 | -191480 |
| 5modern | 856 | Kajimura, Ryu (1429) | Won 2-0 | +171497 |
| 6modern | 556 | Ikeyama, Kei (1496) | Won 2-0 | +181515 |
| 7modern | 522 | Kurioka, Makoto (1537) | Won 2-0 | +181533 |
| 8modern | 249 | Murakami, Akinori (1608) | Lost 0-2 | -171516 |
| top | average opponent: 1533record: 5-3 | new rating: 1516 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 305 | Ibushi, Shotaro (1545) | Lost 1-2 | -171492 |
| 2standard | 718 | Iwamoto, Nobuyuki (1727) | Lost 0-2 | -141478 |
| 3standard | 923 | Ishikawa, Kazuyuki (1327) | Won 2-0 | +161494 |
| 4standard | 855 | Matsushima, Yuuki (1484) | Lost 1-2 | -191475 |
| top | average opponent: 1521record: 1-3 | new rating: 1475 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 319 | Chou, Takayuki (1573) | Won 2-0 | +191543 |
| 2standard | 596 | Ueyama, Hideo (1576) | Lost 1-2 | -171526 |
| 3standard | 934 | Nishimura, Shinji (1497) | Won 2-0 | +171543 |
| 4standard | 730 | Patriawan, Kurniadi (1493) | Lost 1-2 | -191524 |
| 5standard | 889 | Nakamura, Satoshi0186 (1689) | Lost 0-2 | -151509 |
| top | average opponent: 1565record: 2-3 | new rating: 1509 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 720 | Otahara, Sho (1603) | Won 2-0 | +201520 |
| 2sealed | 415 | Aida, Yasuki (1541) | Lost 0-2 | -181502 |
| 3sealed | 755 | Watanabe, Kouhei 7696 (1502) | Won 2-1 | +181520 |
| 4sealed | 402 | Hasegawa, Takuya (1519) | Lost 1-2 | -181502 |
| 5sealed | 670 | Kawabata, Shou8056 (1512) | Won 2-0 | +181520 |
| 6sealed | 476 | Ebitani, Keisuke (1739) | Won 2-1 | +221542 |
| 7sealed | 490 | Fukushima, Hiromoto (1548) | Lost 0-2 | -181524 |
| top | average opponent: 1566record: 4-3 | new rating: 1524 | ||