Sumiyoshi, Hiroaki
Current rating: 1645
Record: 23-16
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 207 | Ono, Yasuaki (1500) | Won 2-1 | +171572 |
| 2standard | 21 | Tsumagari, Shuhei (1436) | Won 2-0 | +161588 |
| 3standard | 120 | Hiroi, Yuta (1402) | Won 2-0 | +141602 |
| 4standard | 56 | Sakano, Ippei (1566) | Lost 1-2 | -181584 |
| 5standard | 143 | Fukuki, Akito (1613) | Won 2-1 | +181602 |
| 6standard | 171 | Urasawa, Taiji (1703) | Won 2-0 | +201622 |
| 7standard | 89 | Yanase, Kaname (1722) | Lost 1-2 | -161606 |
| 8standard | 241 | Danjo, Hiroyuki (1472) | Won 2-0 | +151621 |
| 9standard | 101 | Asai, Ikuya (1703) | Won 2-1 | +201641 |
| 10standard | 39 | Iitsuka, Yuuki (1628) | Won 2-1 | +181659 |
| 11standard | 42 | Takagi, Takayuki (1818) | Won 2-1 | +211680 |
| 12standard | 35 | Obara, Takahiro (1615) | Lost 1-2 | -201660 |
| 13standard | 64 | Sasaki, Yusuke 1421 (1738) | Won 2-1 | +201680 |
| 14standard | 37 | Miyamoto, Keisuke (1574) | Lost 0-2 | -201660 |
| 15standard | 48 | Guo, Cheng (1812) | Lost 1-2 | -151645 |
| top | average opponent: 1620record: 10-5 | new rating: 1645 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 233 | Yokota, Masaaki (1490) | Won 2-1 | +181506 |
| 2sealed | 295 | Kitamura, Kazuki (1493) | Lost 1-2 | -181488 |
| 3sealed | 729 | Sunohara, Motoki (1694) | Won 2-1 | +211509 |
| 4sealed | 392 | Matsuzawa, Takashi (1520) | Won 2-0 | +181527 |
| 5sealed | 288 | Ishikawa, Takahiro (1614) | Won 2-0 | +201547 |
| 6sealed | 320 | Mine, Masahiro (1860) | Won 2-1 | +241571 |
| 7sealed | 40 | Yamada, Masaki (1564) | Won 2-0 | +171588 |
| 8sealed | 80 | Saito, Ryuto (1597) | Won 2-1 | +191607 |
| 9sealed | 63 | Demura, Mitsuhiro (1529) | Lost 1-2 | -201587 |
| 10draft | 203 | Sakata, Naoya (1586) | Lost 1-2 | -181569 |
| 11draft | 156 | Matsuyama, Satoshi (1655) | Lost 0-2 | -161553 |
| 12draft | 78 | Nakayama, Masaki (1544) | Won 2-1 | +181571 |
| 13draft | 129 | Takahashi, Hyouri (1592) | Lost 0-2 | -181553 |
| 14draft | 113 | Toda, Shinya (1558) | Won 2-1 | +181571 |
| 15draft | 64 | Oshima, Keisuke (1687) | Lost 0-2 | -161555 |
| top | average opponent: 1599record: 9-6 | new rating: 1555 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 672 | Sugiyama, Syun (1549) | Won 2-0 | +191499 |
| 2modern | 364 | Akamine, Yuta (1508) | Won 2-1 | +191518 |
| 3modern | 171 | Karasaki, Kaname (1537) | Won 2-0 | +181536 |
| 4modern | 273 | Takahashi, Tetsuhiro (1611) | Lost 0-2 | -171519 |
| 5modern | 334 | Keiji, Hirota (1536) | Lost 1-2 | -171502 |
| 6modern | 357 | Umetani, Hideo (1705) | Lost 1-2 | -151487 |
| 7modern | 665 | Akazaki, Daigo (1519) | Lost 1-2 | -171470 |
| 8modern | 642 | Nakamura, Yuta3027 (1462) | Won 2-0 | +181488 |
| top | average opponent: 1553record: 4-4 | new rating: 1488 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 624 | Takahashi, Koji (1401) | Lost 0-2 | -201480 |
| top | record: 0-1 | new rating: 1480 | ||