Hayakawa, Norio
Current rating: 1516
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 751 | Iwata, Futoshi (1580) | Lost 1-2 | -171519 |
| 2sealed | 893 | Isigaki, Nobuyuki (1482) | Won 2-0 | +181537 |
| 3sealed | 1000 | Kawaguchi, Sena (1500) | Lost 1-2 | -191518 |
| 4sealed | 1037 | Onishi, Ryosuke (1484) | Won 2-0 | +171535 |
| 5sealed | 855 | Yoshida, Shintarou7417 (1481) | Lost 0-2 | -191516 |
| top | average opponent: 1505record: 2-3 | new rating: 1516 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 148 | Yamamoto, Takahiro (1451) | Won 2-0 | +171551 |
| 2standard | 194 | Inoue, Junji (1514) | Lost 0-2 | -191532 |
| 3standard | 201 | Kikuchi, Satoru (1628) | Won 2-1 | +201552 |
| 4standard | 220 | Kodani, Ryousuke (1574) | Won 2-1 | +181570 |
| 5standard | 159 | Kadooka, Toshiyuki (1533) | Lost 1-2 | -191551 |
| 6standard | 168 | Katayama, Hidenori (1726) | Lost 0-2 | -151536 |
| top | average opponent: 1571record: 3-3 | new rating: 1536 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 176 | Matsushita, Kenichi (1463) | Lost 0-2 | -191481 |
| 2standard | 283 | Katsu, Masahiro (1404) | Won 2-0 | +171498 |
| 3standard | 200 | Hashimoto, Yoshiki (1500) | Lost 0-2 | -181480 |
| 4standard | 370 | Furudate, Yasuomi (1482) | Won 2-0 | +181498 |
| 5standard | 219 | Oguchi, Takahisa (1496) | Won 2-0 | +181516 |
| 6standard | 159 | Nakai, Takuto (1521) | Won 1-0 | +181534 |
| 7standard | 182 | Takemoto, Yoshihiro (1535) | Lost 1-2 | -181516 |
| 8standard | 178 | Sugano, Yuuiti (1514) | Won 2-0 | +181534 |
| top | average opponent: 1489record: 5-3 | new rating: 1534 | ||