Shimizu, Naoto
Current rating: 1590
Record: 21-20
| Regional Championships Aichi 2023 (pioneer) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 116 | Harane, Kenta (1980) | Won 2-0 | +261516 |
| 2pioneer | 48 | Miyawaki, Takahiro (1629) | Won 2-1 | +201536 |
| 3pioneer | 14 | Kirito, Keisuke (1646) | Won 2-0 | +201556 |
| 4pioneer | 15 | Koshimoto, Haruki (1569) | Won 2-0 | +181574 |
| 5pioneer | 2 | Matsuura, Takumi (2016) | Lost 1-2 | -101564 |
| 6pioneer | 15 | Sakata, Naoya (1592) | Won 2-0 | +191583 |
| 7pioneer | 9 | Inui, Takashi (1771) | Lost 0-2 | -151568 |
| 8pioneer | 9 | Kamizono, Naoki (1830) | Won 2-1 | +231591 |
| 9pioneer | 12 | Ishikawa, Hikaru (1618) | Won 2-1 | +181609 |
| 10pioneer | 8 | Yokokawa, Yuta (1524) | Lost 1-2 | -191590 |
| 11pioneer | 11 | Maruyama, Yuichiro (1601) | Won 2-0 | +181608 |
| 12pioneer | 7 | Hara, Kouki (1610) | Lost 0-2 | -181590 |
| top | average opponent: 1699record: 8-4 | new rating: 1590 | ||
| Regional Championships Chiba 2023 (pioneer) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 104 | YANG, SUNGJI (1500) | Won 2-1 | +181551 |
| 2pioneer | 38 | Yoshida, Koki (1541) | Lost 0-2 | -191532 |
| 3pioneer | 72 | Honda, Rintaro (1795) | Lost 0-2 | -131519 |
| 4pioneer | 62 | Inui, Takashi (1676) | Lost 0-2 | -151504 |
| 5pioneer | 89 | Miyabe, Kouichi (1722) | Lost 1-2 | -141490 |
| top | average opponent: 1647record: 1-4 | new rating: 1490 | ||
| Regional Championships Yokohama 2023 (ONE standard) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 12 | Kihara, Atsuki (1809) | Lost 0-2 | -131543 |
| 2standard | 91 | Ohta, Shun (1541) | Lost 0-2 | -191524 |
| 3standard | 83 | Tanji, Kensuke (1713) | Won 2-0 | +221546 |
| 4standard | 55 | Yoshida, Shintarou (1719) | Won 2-1 | +211567 |
| 5standard | 64 | Nakamura, Kazuhiro (1619) | Lost 1-2 | -171550 |
| 6standard | 51 | Matsubara, Yuusuke (1621) | Lost 1-2 | -171533 |
| top | average opponent: 1670record: 2-4 | new rating: 1533 | ||
| Regional Championships Aichi 2022 (pioneer) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 68 | Koizumi, Yuma (1862) | Won 2-0 | +241549 |
| 2pioneer | 3 | Tanaka, Naohito (1432) | Lost 0-2 | -201529 |
| 3pioneer | 67 | Kawasaki, Keita (1913) | Won 2-0 | +251554 |
| 4pioneer | 42 | Maeda, Yusuke (1517) | Lost 1-2 | -191535 |
| 5pioneer | 52 | Sato, Shunsuke (1474) | Won 2-0 | +171552 |
| 6pioneer | 44 | Kyogoku, Kyosuke (1719) | Lost 0-2 | -151537 |
| 7pioneer | 55 | Kawashima, Yuki (1582) | Won 2-0 | +191556 |
| top | average opponent: 1643record: 4-3 | new rating: 1556 | ||
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 70 | Liu, Chun Yuan (1534) | Won 2-1 | +191522 |
| 3standard | 13 | Tao, Hideaki (1657) | Won 2-1 | +201542 |
| 4standard | 30 | Soriano, Robert William (1596) | Lost 1-2 | -171525 |
| 5standard | 208 | Hasegawa, Gaku (1601) | Won 2-1 | +191544 |
| 6standard | 139 | Huang, Kuan Hao (1478) | Lost 0-2 | -191525 |
| 7standard | 187 | Gao, Yi (1530) | Lost 1-2 | -181507 |
| 8standard | 184 | Lin, Cheng How (1520) | Won 2-1 | +181525 |
| top | average opponent: 1559record: 4-3 | new rating: 1525 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 177 | Shoji, Kenta (1626) | Won 2-0 | +201520 |
| 2standard | 236 | Satou, Naoki (1563) | Won 2-0 | +191539 |
| 3standard | 110 | Shinohara, Kazuaki (1557) | Lost 0-2 | -181521 |
| 4standard | 344 | Hirata, Koutatsu (1500) | Lost 0-2 | -181503 |
| top | average opponent: 1561record: 2-2 | new rating: 1503 | ||