Iwatsuki, Takanori
Current rating: 1614
Record: 20-14-1
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 317 | Li, Zongze (1518) | Draw 1-1 | -21579 |
| 3standard | 448 | Kinoshita, Kazuya (1461) | Won 2-0 | +161595 |
| 4standard | 242 | Kosaka, Ryohei (1564) | Lost 1-2 | -181577 |
| 5standard | 416 | Sano, Wataru (1516) | Won 2-1 | +171594 |
| 6standard | 289 | Hasegawa, Tsukasa (1460) | Won 2-0 | +151609 |
| 7standard | 178 | Okamoto, Masahiro4209 (1566) | Won 2-0 | +171626 |
| 8standard | 102 | Iriki, Takumi (1518) | Won 2-1 | +161642 |
| 9standard | 55 | Asahara, Akira (2024) | Won 2-1 | +251667 |
| 10standard | 34 | Iimura, Yuta (1684) | Lost 0-2 | -181649 |
| 11standard | 77 | Usui, Mitsuru (1801) | Lost 1-2 | -151634 |
| 12standard | 105 | Kondou, Ryuuki (1528) | Lost 1-2 | -201614 |
| top | average opponent: 1604record: 6-4-1 | new rating: 1614 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 150 | Sui, Xin (1966) | Lost 0-2 | -101524 |
| 2standard | 725 | Kawabata, Kenta (1479) | Won 2-0 | +171541 |
| 3standard | 772 | Tsuzuki, Makoto (1492) | Lost 1-2 | -191522 |
| 4standard | 810 | Tsukitani, Takashi (1468) | Won 2-0 | +171539 |
| 5standard | 639 | Maruyama, Takayoshi (1498) | Won 2-1 | +171556 |
| 6standard | 414 | Higuchi, Jun (1655) | Won 2-0 | +201576 |
| 7standard | 428 | Uno, Yuta (1499) | Won 2-0 | +171593 |
| 8standard | 270 | Nam, Sung Wook (1934) | Lost 1-2 | -121581 |
| top | average opponent: 1624record: 5-3 | new rating: 1581 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 434 | Tezuka, Yu (1385) | Won 2-1 | +151555 |
| 2standard | 395 | Matsubara, Shintaro (1521) | Lost 0-2 | -191536 |
| 3standard | 673 | Hida, Yoshinori (1609) | Won 2-0 | +201556 |
| 4standard | 674 | Mituyasu, Yuki (1635) | Lost 1-2 | -171539 |
| 5standard | 622 | Yoshida, Hiroki (1500) | Lost 0-2 | -191520 |
| 6standard | 837 | Nakamura, Yuto (1482) | Lost 1-2 | -181502 |
| 7standard | 767 | Sasaki, Hideya (1300) | Won 2-1 | +141516 |
| 8standard | 680 | Nozaki, Taiki (1530) | Won 2-1 | +181534 |
| top | average opponent: 1495record: 4-4 | new rating: 1534 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 451 | Takano, Masahiro (1557) | Won 2-1 | +191519 |
| 2sealed | 480 | Kondo, Hirotsugu (1436) | Lost 0-2 | -191500 |
| 3sealed | 706 | Koike, Yuta (1623) | Won 2-0 | +201520 |
| 4sealed | 413 | Endo, Natsumi (1608) | Lost 0-2 | -171503 |
| 5sealed | 867 | Matsuzaki, Akira (1548) | Won 2-0 | +191522 |
| 6sealed | 445 | Sonoda, Shouhei (1453) | Won 2-0 | +171539 |
| 7sealed | 434 | Kukino, Yudai (1569) | Lost 0-2 | -181521 |
| 8sealed | 449 | Akamine, Yuta (1526) | Won 2-1 | +191540 |
| top | average opponent: 1540record: 5-3 | new rating: 1540 | ||