Niinuma, Hiroki
Current rating: 1614
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 477 | Manaka, Akihiro (1457) | Lost 0-2 | -221610 |
| 2standard | 814 | Neki, Haruyuki (1453) | Won 2-0 | +161626 |
| 3standard | 951 | Kimonji, Hiroki (1574) | Won 2-0 | +171643 |
| 4standard | 803 | Tateyama, Masato (1367) | Lost 0-2 | -231620 |
| 5standard | 691 | Sumihira, Toru (1507) | Won 2-0 | +161636 |
| 6standard | 825 | Aoki, Toshihito (1413) | Lost 0-2 | -221614 |
| top | average opponent: 1462record: 3-3 | new rating: 1614 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1657 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 507 | Takeshita, Shuhei (1500) | Won 2-1 | +151672 |
| 2legacy | 30 | Honda, Jotaro (1517) | Lost 0-2 | -211651 |
| 3legacy | 792 | Satou, Wataru5883 (1499) | Lost 0-2 | -201631 |
| 4legacy | 831 | Shinozawa, Tomohiro (1420) | Won 2-1 | +141645 |
| 5legacy | 910 | Shinozuka, Ken'Ichi (1498) | Won 2-0 | +151660 |
| 6legacy | 637 | Shiura, Takefumi (1420) | Lost 0-2 | -221638 |
| 7legacy | 602 | Park, Hyun Woong (1493) | Won 2-1 | +151653 |
| 8legacy | 591 | Daigo, Toshimune (1450) | Lost 1-2 | -211632 |
| top | average opponent: 1475record: 4-4 | new rating: 1632 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 654 | Inoue, Shunta (1500) | Lost 0-2 | -181482 |
| 2legacy | 876 | Oguri, Tomonori (1511) | Won 2-0 | +191501 |
| 3legacy | 812 | Yamagata, Yutaro (1633) | Won 2-0 | +201521 |
| 4legacy | 790 | Miyamoto, Sou (1519) | Won 2-1 | +181539 |
| 5legacy | 650 | Inui, Takashi (1615) | Won 2-1 | +191558 |
| 6legacy | 534 | Yamakoshi, Nozomi (1523) | Won 2-0 | +181576 |
| 7legacy | 566 | Ono, Daichi (1652) | Won 2-0 | +191595 |
| 8legacy | 513 | Yasuda, Masayuki (1826) | Lost 1-2 | -141581 |
| 9legacy | 583 | Takakuwa, Yusuke (1596) | Won 2-1 | +181599 |
| 10legacy | 78 | Ebihara, Hirotaka (1633) | Won 2-0 | +191618 |
| 11legacy | 37 | Sekiguchi, Kota (1599) | Won 2-0 | +181636 |
| 12legacy | 30 | Hyodo, Kosuke (1703) | Won 2-0 | +191655 |
| 13legacy | 14 | Tsuchiya, Hideaki (1846) | Won 2-1 | +211676 |
| 14legacy | 7 | Thiele, Kai (1597) | Lost 0-2 | -191657 |
| 15legacy | 22 | Nomura, Ryosuke (1850) | ID | 01657 |
| top | average opponent: 1640record: 11-3-1 | new rating: 1657 | ||