Tanaka, Naohiro
Current rating: 1428
Record: 13-20-5
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 162 | Funami, Syun (1529) | Won 2-1 | +201433 |
| 2pioneer | 41 | Omonishi, Kojiro (1737) | Won 2-1 | +241457 |
| 3pioneer | 266 | Fukuda, Yuuki (1539) | Lost 0-2 | -171440 |
| 4pioneer | 294 | Kuroda, Yoshirou (1608) | Won 2-1 | +211461 |
| 5pioneer | 204 | Sueyoshi, Hirokazu (1491) | Lost 1-2 | -171444 |
| 6pioneer | 510 | Suzuki, Nobuya5760 (1555) | Lost 1-2 | -161428 |
| top | average opponent: 1577record: 3-3 | new rating: 1428 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 561 | Yagi, Wataru (1549) | Lost 1-2 | -161427 |
| 2standard | 573 | Yusuke, Ono (1545) | Lost 0-2 | -161411 |
| 3standard | 936 | Tataetishi, Yuki (1462) | Draw 1-1 | +11412 |
| 4standard | 938 | Yamashita, Masashi (1462) | Draw 1-1 | +11413 |
| top | average opponent: 1505record: 0-2-2 | new rating: 1413 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 646 | Sugiura, Masayuki (1500) | Won 2-0 | +191495 |
| 2standard | 580 | Matsubara, Takeyuki (1725) | Lost 1-2 | -141481 |
| 3standard | 961 | Ooba, Hideto (1356) | Lost 0-1 | -201461 |
| 4standard | 885 | Takai, Shunichi (1483) | Lost 0-2 | -181443 |
| top | average opponent: 1516record: 1-3 | new rating: 1443 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 166 | Tanaka, Hayato (1502) | Won 2-1 | +191491 |
| 2modern | 48 | Tobaru, Ikuya (1517) | Draw 1-1 | 01491 |
| 3modern | 676 | Baba, Takashi (1582) | Lost 0-2 | -161475 |
| 4modern | 922 | Tamura, Ryohei (1562) | Won 2-0 | +191494 |
| 5modern | 625 | Hirashima, Yutaro (1496) | Lost 0-2 | -181476 |
| top | average opponent: 1532record: 2-2-1 | new rating: 1476 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1442 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 131 | Yamamoto, Yoshihiro (1541) | Draw 1-1 | +21444 |
| 4standard | 414 | Nakamura, Nakamurayusuke (1499) | Lost 0-2 | -171427 |
| 5standard | 731 | Hozuki, Atsushi (1430) | Won 2-1 | +181445 |
| 6standard | 449 | Kikuchi, Kouhei (1612) | Won 2-0 | +211466 |
| 7standard | 270 | Avilla, Salvador (1551) | Won 2-0 | +191485 |
| 8standard | 174 | Maruyama, Shouta (1656) | Lost 0-2 | -141471 |
| 9standard | 356 | Morrow, Ryan (1558) | Draw 1-1 | +11472 |
| top | average opponent: 1550record: 3-2-2 | new rating: 1472 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 409 | Honda, Jun'Ichi (1585) | Lost 0-2 | -151396 |
| 2standard | 919 | Tanabe, Syougo (1484) | Won 2-0 | +201416 |
| 3standard | 778 | Ootsubo, Tsubasa (1565) | Lost 0-2 | -161400 |
| 4standard | 946 | Tsuzuki, Makoto (1491) | Lost 1-2 | -161384 |
| 5standard | 984 | Koizumi, Hiroki (1437) | Won 2-0 | +191403 |
| 6standard | 908 | Ogino, Genki (1486) | Won 2-0 | +191422 |
| 7standard | 721 | Nakai, Shota (1514) | Won 2-1 | +201442 |
| top | average opponent: 1509record: 4-3 | new rating: 1442 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 315 | Ikeda, Tsugunari (1516) | Lost 1-2 | -171447 |
| 2sealed | 347 | Naito, Kakeru (1465) | Lost 0-2 | -181429 |
| 3sealed | 461 | Karasawa, Kouichi (1423) | Lost 1-2 | -181411 |
| top | average opponent: 1468record: 0-3 | new rating: 1411 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 477 | Mashima, Mitsuharu (1631) | Lost 1-2 | -161484 |
| 2standard | 578 | Kojima, Toshihiro (1330) | Lost 0-2 | -201464 |
| top | average opponent: 1481record: 0-2 | new rating: 1464 | ||