Matsui, Hiroki
Current rating: 1452
Record: 14-18-1
| Grand Prix Yokohama 2019 (modern) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 429 | Miyazawa, Shoya (1500) | Lost 1-2 | -171428 |
| 2modern | 859 | Miake, Kyohei (1481) | Won 2-1 | +191447 |
| 3modern | 968 | Nishikawa, Haruyoshi (1448) | Lost 1-2 | -181429 |
| 4modern | 1069 | Fujino, Masashi (1516) | Won 2-1 | +191448 |
| 5modern | 804 | Nojima, Daichi (1560) | Won 2-0 | +201468 |
| 6modern | 692 | Yamabe, Kazumi (1538) | Lost 1-2 | -161452 |
| top | average opponent: 1507record: 3-3 | new rating: 1452 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 587 | William, Creech (1500) | Lost 0-2 | -171442 |
| 2standard | 820 | Tsuboyama, Shuta (1426) | Lost 0-2 | -181424 |
| 3standard | 1054 | Tamura, Yuto (1619) | Lost 0-2 | -151409 |
| 4standard | 1055 | Yabe, Tomoyoshi (1445) | Won 2-1 | +191428 |
| 5standard | 967 | Tomiyama, Shin (1363) | Won 2-0 | +171445 |
| top | average opponent: 1471record: 2-3 | new rating: 1445 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 256 | Hamaguchi, Shoji (1400) | Lost 1-2 | -201474 |
| 2standard | 672 | Iwamoto, Tatsuki (1631) | Won 2-0 | +211495 |
| 3standard | 966 | Shichinohe, Shuichi (1480) | Won 2-1 | +181513 |
| 4standard | 723 | Nanba, Naoya (1501) | Lost 1-2 | -191494 |
| 5standard | 991 | Endou, Takahiro (1391) | Lost 1-2 | -191475 |
| 6standard | 1059 | Kawaguchi, Takashi (1625) | Lost 1-2 | -161459 |
| top | average opponent: 1505record: 2-4 | new rating: 1459 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 265 | Nishida, Makoto (1425) | Won 2-1 | +181467 |
| 2standard | 658 | Omura, Hajime (1458) | Won 2-0 | +171484 |
| 3standard | 101 | Hashimoto, Satoshi (1447) | Lost 1-2 | -181466 |
| 4standard | 435 | Konoma, Nobuyuki (1580) | Won 2-0 | +201486 |
| 5standard | 622 | Ohashi, Gaku (1589) | Lost 0-2 | -161470 |
| 6standard | 693 | Matsuura, Shuhei (1508) | Draw 1-1 | 01470 |
| 7standard | 720 | Oono, Kazuhiro (1487) | Won 2-1 | +191489 |
| 8standard | 515 | Hung, Hsun Hao (1697) | Lost 1-2 | -151474 |
| 9standard | 684 | Wen, Wei-Hsun (1553) | Won 2-0 | +201494 |
| top | average opponent: 1527record: 5-3-1 | new rating: 1494 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 642 | Kim, Ki-young (1524) | Won 2-0 | +181518 |
| 2standard | 651 | Tanaka, Kanade (1516) | Lost 0-2 | -181500 |
| 3standard | 757 | Asahina, Yohei (1599) | Lost 1-2 | -161484 |
| 4standard | 881 | Yamada, Hiroshi (1476) | Lost 0-2 | -181466 |
| 5standard | 875 | Koyanagi, Yasunori (1331) | Won 2-1 | +161482 |
| 6standard | 827 | Takeishi, Kouji (1704) | Lost 1-2 | -141468 |
| 7standard | 771 | Wood, Christopher (1433) | Lost 1-2 | -191449 |
| top | average opponent: 1512record: 2-5 | new rating: 1449 | ||