Shimadu, Naofumi
Current rating: 1748 (#3983)
Record: 39-24-1
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1723 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 84 | Ohata, Norio (1453) | Lost 1-2 | -221701 |
| 2standard | 529 | Itou, Kuninosuke (1250) | Lost 0-2 | -261675 |
| 3standard | 811 | Meguri, Koudai (1463) | Won 2-0 | +141689 |
| 4standard | 683 | Ogushi, Takayasu (1455) | Draw 1-1 | -41685 |
| 5standard | 699 | Kozawa, Kazuki (1499) | Won 2-0 | +151700 |
| 6standard | 561 | Kawamura, Hiroyuki (1502) | Won 2-1 | +141714 |
| 7standard | 402 | Komatsubara, Tsuyoshi (1517) | Won 2-1 | +141728 |
| 8standard | 290 | Washimi, Kazuo (1808) | Won 2-0 | +201748 |
| top | average opponent: 1493record: 5-2-1 | new rating: 1748 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 372 | Kosaka, Yuki (1519) | Won 2-0 | +181551 |
| 2sealed | 185 | Kuwabara, Kazuya (1518) | Won 2-1 | +171568 |
| 3sealed | 171 | Nagumo, Kazuya (1663) | Won 2-1 | +201588 |
| 4sealed | 273 | Arai, Shuhei (1562) | Won 2-0 | +171605 |
| 5sealed | 118 | Futamata, Yojiro (1873) | Won 2-0 | +231628 |
| 6sealed | 4 | Ninomiya, Souta (1762) | Won 2-0 | +211649 |
| 7sealed | 7 | Kinoshita, Kazuya (1575) | Won 2-0 | +161665 |
| 8sealed | 4 | Oiso, Kenji (1927) | Won 2-1 | +231688 |
| 9sealed | 2 | Kawasaki, Keita (1840) | Won 2-0 | +211709 |
| 10draft | 1 | Suzuki, Ryo 4084 (1630) | Won 2-0 | +161725 |
| 11draft | 1 | Tanji, Kensuke (1866) | Lost 0-2 | -151710 |
| 12draft | 1 | Kashima, Akihiro (1814) | Won 2-1 | +201730 |
| 13draft | 1 | Han, Bing (2073) | Won 2-0 | +241754 |
| 14draft | 51 | Nakamichi, Daisuke (1903) | Lost 0-2 | -161738 |
| 15draft | 100 | Ishikawa, Masahide (1904) | Lost 0-2 | -151723 |
| top | average opponent: 1762record: 12-3 | new rating: 1723 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 119 | Kawai, Riku (1500) | Lost 0-2 | -191529 |
| 2standard | 625 | Takabatake, Yoshiyuki (1482) | Won 2-1 | +171546 |
| 3standard | 756 | Leung, Sai Ho (1610) | Lost 0-2 | -161530 |
| 4standard | 722 | Motoya, Toru (1479) | Won 2-0 | +171547 |
| 5standard | 596 | Kawakami, Kazuto (1791) | Lost 1-2 | -141533 |
| top | average opponent: 1573record: 2-3 | new rating: 1533 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Hamasaki, Yuzuru (1539) | Lost 0-2 | -181534 |
| 2sealed | 739 | Okumura, Takaaki (1480) | Lost 1-2 | -191515 |
| 3sealed | 1136 | Niwa, Yuta (1470) | Won 2-0 | +171532 |
| 4sealed | 867 | Takeshita, Yuuto (1435) | Won 2-1 | +161548 |
| top | average opponent: 1481record: 2-2 | new rating: 1548 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1593 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 427 | Yamada, Masashi (1635) | Lost 0-2 | -171576 |
| 2sealed | 661 | Sakai, Tsuyoshi (1481) | Won 2-0 | +161592 |
| 3sealed | 866 | Kokubu, Yusuke (1536) | Lost 1-2 | -191573 |
| 4sealed | 1055 | Kawa, Hirokazu (1392) | Lost 0-2 | -211552 |
| top | average opponent: 1511record: 1-3 | new rating: 1552 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1033 | Takemura, Yuuki (1500) | Lost 1-2 | -201604 |
| 2standard | 974 | Sano, Kouki (1482) | Won 2-1 | +161620 |
| 3standard | 1021 | Jyun, Jian (1504) | Won 2-0 | +161636 |
| 4standard | 912 | Takano, Ryouta (1519) | Won 2-1 | +151651 |
| 5standard | 476 | Moriyama, Yuu (1542) | Lost 0-2 | -201631 |
| 6standard | 702 | Nagai, Kousuke (1617) | Lost 1-2 | -181613 |
| 7standard | 1057 | Goto, Tomokazu (1504) | Lost 0-2 | -201593 |
| top | average opponent: 1524record: 3-4 | new rating: 1593 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2308 | Mizuno, Akimitsu (1188) | Won 2-1 | +121529 |
| 2sealed | 2098 | Oosato, Yuuichirou (1516) | Won 2-0 | +181547 |
| 3sealed | 2170 | Lee, Hung (1546) | Won 2-1 | +181565 |
| 4sealed | 2044 | Nakazawa, Masayuki (1413) | Won 2-0 | +151580 |
| 5sealed | 2017 | Sugimoto, Hiroaki (1693) | Lost 1-2 | -161564 |
| 6sealed | 2092 | Naito, Yuuki (1494) | Won 2-0 | +171581 |
| 7sealed | 2017 | Muralitheran, Hari (1497) | Won 2-0 | +161597 |
| 8sealed | 2028 | Sakaguchi, Naoya (1596) | Won 2-0 | +181615 |
| 9sealed | 2008 | Kumagai, Riku (1707) | Won 2-1 | +201635 |
| 10draft | 129 | Matsumoto, Yuki2978 (2019) | Lost 0-2 | -111624 |
| 12draft | 137 | Arita, Kento (1798) | Won 2-0 | +211645 |
| 13draft | 76 | Takano, Hayato (1536) | Won 2-1 | +161661 |
| 14draft | 18 | Tsutsumi, Naoki (1622) | Lost 0-2 | -191642 |
| 15draft | 34 | Takeuchi, Ataru (1636) | Lost 1-2 | -181624 |
| top | average opponent: 1590record: 10-4 | new rating: 1624 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | Okamoto, Yuuma (1549) | Lost 0-2 | -171483 |
| 2sealed | 430 | Ito, Yumi (1485) | Won 2-0 | +181501 |
| 3sealed | 280 | Sawade, Makoto (1482) | Won 2-0 | +181519 |
| 4sealed | 192 | Chen, Vince (1462) | Won 2-0 | +171536 |
| 5sealed | 173 | Touma, Takahiro (1536) | Lost 1-2 | -181518 |
| 6sealed | 209 | Naitou, Ryuji (1519) | Won 2-0 | +181536 |
| 7sealed | 136 | K., Makoto (1505) | Lost 0-2 | -191517 |
| top | average opponent: 1505record: 4-3 | new rating: 1517 | ||