Katou, Takeru
Current rating: 1458
Record: 32-44-2
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 225 | Kawada, Hiroyuki (1295) | Draw 1-1 | -21412 |
| 3standard | 474 | Nakagawa, Ayato (1519) | Won 2-1 | +201432 |
| 4standard | 246 | Yoshida, Yutaka (1559) | Won 2-0 | +201452 |
| 5standard | 111 | Ogawa, Ryou (1633) | Lost 1-2 | -151437 |
| 6standard | 267 | Abe, Kazuki (1517) | Lost 1-2 | -161421 |
| 7standard | 422 | Chou, Takayuki (1618) | Won 2-1 | +211442 |
| 8standard | 284 | Yabata, Kenichi (1304) | Won 2-0 | +161458 |
| top | average opponent: 1492record: 4-2-1 | new rating: 1458 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 318 | Ichihara, Daisuke (1467) | Won 2-1 | +201401 |
| 3sealed | 319 | Ogawa, Daiki (1538) | Won 2-0 | +201421 |
| 4sealed | 125 | Masuyama, Takahiro (1576) | Lost 0-2 | -151406 |
| 5sealed | 405 | Mikami, Yoshirou (1766) | Lost 0-2 | -111395 |
| 6sealed | 545 | Yamasaki, Yuuta (1460) | Won 2-0 | +191414 |
| top | average opponent: 1562record: 3-2 | new rating: 1414 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 23 | Kawabata, Yuji (1683) | Won 2-1 | +221460 |
| 3standard | 248 | Tomita, Ryutaro (1574) | Lost 1-2 | -161444 |
| 4standard | 577 | Yasu, Ryotaro (1644) | Lost 1-2 | -141430 |
| 5standard | 663 | Nakazato, Yuuichi (1451) | Lost 1-2 | -181412 |
| 6standard | 658 | Saito, Shinnosuke (1527) | Lost 0-2 | -161396 |
| 7standard | 625 | Ikki, Notsu (1573) | Lost 0-2 | -151381 |
| top | average opponent: 1575record: 1-5 | new rating: 1381 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1378 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 542 | Yamagishi, Yusuke (1557) | Won 2-1 | +221400 |
| 3standard | 601 | Maeda, Takayuki (1106) | Won 2-0 | +121412 |
| 4standard | 394 | Noine, Kazuhiro (1650) | Lost 1-2 | -131399 |
| 5standard | 472 | Higashida, Tetsuaki (1582) | Won 2-1 | +211420 |
| 6standard | 410 | Oooka, Daiji (1547) | Lost 1-2 | -161404 |
| 7standard | 423 | Shimazaki, Keita (1521) | Won 2-1 | +201424 |
| 8standard | 444 | Xie, Bing (1656) | Won 2-1 | +231447 |
| 9standard | 160 | Hashigaya, Wataru (1603) | Won 2-0 | +201467 |
| 10standard | 106 | Tsutsui, Yuki (1806) | Lost 1-2 | -121455 |
| 11standard | 93 | Uzawa, Yuichi (1723) | Lost 0-2 | -131442 |
| 12standard | 144 | Hiroi, Genki (1688) | Lost 0-2 | -131429 |
| 13standard | 141 | Watanabe, Kyohei (1664) | Won 2-1 | +221451 |
| 14standard | 123 | Naide, Kazutaka (1730) | Lost 0-2 | -131438 |
| top | average opponent: 1602record: 7-6 | new rating: 1438 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1385 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 260 | Saitou, Nobuo (1639) | Draw 1-1 | +41389 |
| 3legacy | 283 | Katou, Yuki (1575) | Lost 0-2 | -141375 |
| 4legacy | 448 | Takashima, Fumito (1462) | Won 2-0 | +191394 |
| 5legacy | 285 | Shimozato, Ryosuke (1516) | Lost 1-2 | -161378 |
| top | average opponent: 1548record: 1-2-1 | new rating: 1378 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1405 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 360 | Tokuyama, Yutaro (1519) | Lost 0-2 | -161389 |
| 3sealed | 584 | Ishii, Hayato (1824) | Lost 1-2 | -111378 |
| 4sealed | 998 | Sakaguchi, Taiti (1491) | Lost 0-2 | -161362 |
| 5sealed | 950 | Ehara, Kouta (1617) | Won 2-1 | +231385 |
| top | average opponent: 1613record: 1-3 | new rating: 1385 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1384 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 21 | Ishiguro, Satoshi (1735) | Lost 0-2 | -121372 |
| 4modern | 897 | Koga, Toshimitsu (1720) | Won 2-1 | +241396 |
| 5modern | 330 | Miyawaki, Takeshi (1685) | Won 2-0 | +231419 |
| 6modern | 137 | Shimada, Hiroya (1845) | Won 2-1 | +261445 |
| 7modern | 163 | Koizumi, Yuma (1726) | Lost 1-2 | -131432 |
| 8modern | 320 | Kageyama, Hiroki (1716) | Lost 0-2 | -131419 |
| 9modern | 559 | Ishihara, Atsushi (1637) | Lost 0-2 | -141405 |
| top | average opponent: 1724record: 3-4 | new rating: 1405 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 443 | Yajima, Tatsuaki (1800) | Lost 0-2 | -121432 |
| 3standard | 719 | Itou, Masahiro (1445) | Lost 0-2 | -171415 |
| 4standard | 983 | Yougai, Aiki (1479) | Lost 0-2 | -171398 |
| 5standard | 1167 | San, Tateisi (1463) | Lost 0-2 | -171381 |
| 6standard | 1131 | Miyazaki, Yuhei (1398) | Won 2-0 | +181399 |
| 7standard | 1011 | Mizoguchi, Satoru (1426) | Won 2-0 | +191418 |
| 8standard | 849 | Yoshimura, Wataru (1441) | Lost 0-2 | -181400 |
| 9standard | 800 | Satou, Kenichi (1503) | Lost 0-2 | -161384 |
| top | average opponent: 1494record: 2-6 | new rating: 1384 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 286 | Nakamura, Masashi (1493) | Won 2-0 | +181490 |
| 4legacy | 32 | Ishikawa, Takahiro (1555) | Lost 0-2 | -171473 |
| 5legacy | 163 | Kaneda, Yoshiyuki (1615) | Lost 1-2 | -151458 |
| 6legacy | 402 | Takano, Masaaki (1480) | Lost 0-2 | -181440 |
| 7legacy | 795 | Nishikawa, Yukihide (1550) | Won 2-1 | +201460 |
| 8legacy | 485 | Okada, Takuma (1554) | Lost 1-2 | -161444 |
| top | average opponent: 1541record: 2-4 | new rating: 1444 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 2143 | Nakaoka, Koshiro (1560) | Won 2-0 | +191505 |
| 3sealed | 2057 | Yamazaki, Hiroyuki (1614) | Lost 0-2 | -161489 |
| 4sealed | 2117 | Ishii, Kenta (1514) | Lost 1-2 | -171472 |
| 5sealed | 2329 | Koyama, Syun (1500) | Won 2-0 | +181490 |
| 6sealed | 2246 | Koga, Ryuji (1479) | Lost 0-2 | -181472 |
| top | average opponent: 1533record: 2-3 | new rating: 1472 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 1 | Hisada, Syouta (1535) | Won 2-1 | +191519 |
| 4legacy | 82 | Takeda, Hiroki (1696) | Won 2-1 | +211540 |
| 5legacy | 36 | Narita, Chisato (1570) | Won 2-1 | +181558 |
| 6legacy | 17 | Lam, Joe (1734) | Won 2-1 | +221580 |
| 7legacy | 9 | Izumida, Takuma (1472) | Won 2-0 | +161596 |
| 8legacy | 6 | Iwaide, Yoshitaka (1507) | Lost 0-2 | -201576 |
| 9legacy | 16 | Shiota, Yuuma (1628) | Lost 0-2 | -171559 |
| 10legacy | 75 | Oonishi, Takahisa (1624) | Lost 1-2 | -171542 |
| 11legacy | 103 | Nisio, Tomoyasu (1552) | Lost 1-2 | -181524 |
| 12legacy | 95 | Kurokawa, Naoki (1513) | Lost 0-2 | -181506 |
| 13legacy | 106 | Oda, Yuuki (1403) | Lost 1-2 | -201486 |
| 14legacy | 99 | Yamamoto, Kazuhide (1444) | Won 2-0 | +171503 |
| 15legacy | 93 | Mizuki, Shota (1518) | Lost 0-2 | -171486 |
| top | average opponent: 1554record: 6-7 | new rating: 1486 | ||