Nakayama, Hiroki
Current rating: 1471
Record: 5-7
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Yamagami, Daisuke (1500) | Won 2-0 | +181522 |
| 2sealed | 184 | Sotomura, Yoshihiro (1723) | Lost 0-2 | -141508 |
| 3sealed | 752 | Yanai, Yuji (1500) | Lost 0-2 | -191489 |
| 4sealed | 926 | Mizukami, Kazuki (1478) | Lost 0-2 | -181471 |
| average opponent: 1550record: 1-3 | new rating: 1471 | |||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 259 | Poon, Tsz Sum (1500) | Lost 1-2 | -181482 |
| 2modern | 770 | Ikoma, Toshio (1414) | Lost 0-2 | -191463 |
| 3modern | 1171 | Suzuki, Takatoshi (1398) | Won 2-1 | +171480 |
| 4modern | 1108 | Kikuchi, Takashi (1295) | Won 2-1 | +141494 |
| 5modern | 807 | Hirata, Koutatsu (1717) | Won 2-0 | +221516 |
| 6modern | 638 | Horikawa, Jun (1507) | Won 2-1 | +181534 |
| 7modern | 508 | Hirosawa, Yuuta (1910) | Lost 1-2 | -111523 |
| 8modern | 498 | Yamamoto, Yuya (1487) | Lost 1-2 | -191504 |
| average opponent: 1529record: 4-4 | new rating: 1504 | |||