Soejima, Naoki
Current rating: 1517
Record: 35-36
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 253 | Fujiya, Takahiro (1597) | Won 2-1 | +191539 |
| 2pioneer | 227 | Kamimura, Yohei (1426) | Won 2-0 | +161555 |
| 3pioneer | 81 | Hashimoto, Satoshi 6288 (1452) | Lost 1-2 | -201535 |
| 4pioneer | 433 | Hasegawa, Tsukasa (1449) | Lost 1-2 | -191516 |
| 5pioneer | 656 | Hayami, Toshihiro (1503) | Won 2-0 | +181534 |
| 6pioneer | 505 | Kawabata, Takuto (1512) | Won 2-1 | +171551 |
| 7pioneer | 245 | Kosho, Tomoya (1558) | Lost 0-2 | -181533 |
| 8pioneer | 275 | Takemoto, Hikaru (1631) | Lost 0-2 | -161517 |
| top | average opponent: 1516record: 4-4 | new rating: 1517 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 166 | Jinguu, Keiji (1413) | Lost 1-2 | -211515 |
| 2modern | 739 | Watanabe, Kazuki9408 (1516) | Lost 1-2 | -171498 |
| 3modern | 1065 | Kasuga, Ryosuke (1722) | Won 2-1 | +221520 |
| 4modern | 1026 | Tomita, Kouki (1582) | Lost 0-2 | -171503 |
| 5modern | 1002 | Hozumi, Satoshi (1462) | Won 2-1 | +171520 |
| 6modern | 872 | Iwasaki, Koichi (1563) | Won 2-1 | +191539 |
| 7modern | 727 | Itou, Atsuya (1500) | Lost 1-2 | -191520 |
| top | average opponent: 1537record: 3-4 | new rating: 1520 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 69 | Wakabayashi, Takaaki (1500) | Won 2-1 | +181510 |
| 2legacy | 327 | Takenaka, Susumu (1393) | Won 2-0 | +161526 |
| 3legacy | 146 | Matsumoto, Yuki2978 (1959) | Lost 0-2 | -101516 |
| 4legacy | 227 | Yoshimura, Wataru (1434) | Won 2-0 | +161532 |
| 5legacy | 86 | Sugimoto, Hiroaki (1626) | Won 2-1 | +201552 |
| 6legacy | 126 | Hayakawa, Sho (1551) | Won 2-0 | +181570 |
| 7legacy | 99 | Takai, Shintaro (1542) | Lost 1-2 | -191551 |
| 8legacy | 107 | Takano, Shigeki (1682) | Lost 1-2 | -151536 |
| top | average opponent: 1586record: 5-3 | new rating: 1536 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 435 | Maki, Yoshihito (1473) | Won 2-0 | +171536 |
| 3legacy | 435 | Kobayashi, Masanori (1536) | Won 2-0 | +181554 |
| 4legacy | 239 | Oosaka, Yuusuke (1853) | Lost 0-2 | -121542 |
| 5legacy | 349 | Hirata, Koutatsu (1645) | Won 2-0 | +191561 |
| 6legacy | 262 | Saitou, Nobuo (1587) | Lost 0-2 | -171544 |
| 7legacy | 349 | Kamimura, Fumihiro (1620) | Lost 0-2 | -171527 |
| 8legacy | 643 | Murakami, Kazuya3837 (1651) | Lost 0-2 | -161511 |
| 9legacy | 656 | Komori, Yuuya (1441) | Lost 1-2 | -191492 |
| top | average opponent: 1601record: 3-5 | new rating: 1492 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 785 | Shibata, Takahiro (1424) | Won 2-1 | +161535 |
| 2sealed | 524 | Nomura, Takashi (1605) | Won 2-1 | +191554 |
| 3sealed | 241 | Yukuhiro, Ken (1923) | Won 2-0 | +251579 |
| 4sealed | 158 | Kanayama, Haruki (1666) | Won 2-0 | +191598 |
| 5sealed | 73 | Hagiwara, Genta (1767) | Lost 0-2 | -151583 |
| 6sealed | 172 | Miyake, Kyohei (1860) | Lost 1-2 | -131570 |
| 7sealed | 481 | Urano, Syouhei (1489) | Lost 0-2 | -191551 |
| 8sealed | 506 | Steele, Raymond (1477) | Won 2-1 | +161567 |
| 9sealed | 336 | Kikuchi, Kouhei (1613) | Won 2-1 | +191586 |
| 10draft | 58 | Zhi, Yimin (1706) | Lost 1-2 | -161570 |
| 11draft | 56 | Matsubara, Yuusuke (1584) | Lost 0-2 | -171553 |
| 12draft | 53 | Ueda, Sunao (1484) | Lost 0-2 | -201533 |
| 13draft | 369 | Nishikawa, Yukihiro (1571) | Lost 0-2 | -171516 |
| 14draft | 71 | Huang, Han Shen (1564) | Won 2-1 | +191535 |
| 15draft | 192 | Kamata, Kazuhiro (1657) | Lost 1-2 | -161519 |
| top | average opponent: 1626record: 7-8 | new rating: 1519 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 610 | Takahashi, Ryusei (1482) | Won 2-0 | +171532 |
| 2standard | 253 | Okada, Keita (1505) | Lost 1-2 | -181514 |
| 3standard | 1004 | Sasayama, Shin (1491) | Won 2-1 | +171531 |
| 4standard | 454 | Kariya, Kazuki (1696) | Won 2-0 | +211552 |
| 5standard | 529 | Noda, Ryota (1446) | Lost 0-2 | -201532 |
| 6standard | 556 | Nomura, Hidehiro (1577) | Won 2-0 | +191551 |
| 7standard | 426 | Miyagawa, Yuuta (1542) | Lost 1-2 | -181533 |
| 8standard | 489 | Kudo, Koichi (1726) | Lost 0-2 | -141519 |
| top | average opponent: 1558record: 4-4 | new rating: 1519 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 741 | Suzuki, Sosuke (1476) | Won 2-0 | +171513 |
| 2legacy | 692 | Zheng, Junyuan (1529) | Lost 1-2 | -181495 |
| 3legacy | 780 | Huang, Bing (1463) | Won 2-1 | +181513 |
| 4legacy | 661 | Masukado, Kenta (1613) | Lost 0-2 | -161497 |
| 5legacy | 816 | Tsukamura, Souta (1523) | Won 2-0 | +181515 |
| 6legacy | 757 | Takeda, Teruhisa (1460) | Lost 1-2 | -191496 |
| 7legacy | 760 | Katou, Masaya (1443) | Won 2-0 | +171513 |
| 8legacy | 690 | Yamakita, Yuya (1636) | Won 2-1 | +201533 |
| 9legacy | 603 | Yoshizawa, Keita (1505) | Lost 1-2 | -181515 |
| top | average opponent: 1516record: 5-4 | new rating: 1515 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 183 | Nakashima, Shinsuke (1448) | Won 2-0 | +171517 |
| 2sealed | 181 | Nomoto, Hidetaka (1561) | Won 2-1 | +191536 |
| 3sealed | 82 | Choo, Ida Maria (1385) | Lost 0-2 | -211515 |
| 4sealed | 180 | Ishiyama, Takahiro (1482) | Lost 0-2 | -181497 |
| 5sealed | 312 | Izu, Yuuya (1504) | Won 2-1 | +181515 |
| 6sealed | 175 | Takahashi, Ryo (1507) | Won 2-0 | +181533 |
| 7sealed | 148 | Harashima, Kenichi (1468) | Lost 0-2 | -201513 |
| 8sealed | 178 | Kamata, Kazuhiro (1526) | Lost 0-2 | -171496 |
| top | average opponent: 1485record: 4-4 | new rating: 1496 | ||