Kobayashi, Naoki
Current rating: 1428
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 115 | Hirose, Yuuki (1538) | Lost 0-2 | -171461 |
| 2standard | 244 | Cardoso, Ricardo (1632) | Lost 0-2 | -151446 |
| 3standard | 351 | Iwakami, Yuji (1476) | Lost 1-2 | -181428 |
| top | average opponent: 1549record: 0-3 | new rating: 1428 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Kobayashi, Shigehisa (1500) | Won 2-0 | +171536 |
| 2standard | 153 | Fujii, Hajime (1470) | Won 2-1 | +171553 |
| 3standard | 14 | Fujimoto, Takehiro (1607) | Lost 0-2 | -171536 |
| 4standard | 241 | Mitsui, Hideo (1397) | Lost 1-2 | -201516 |
| 5standard | 190 | Takeda, Kohei (1501) | Lost 0-2 | -191497 |
| 6standard | 271 | Akaike, Yo (1409) | Lost 0-2 | -191478 |
| top | average opponent: 1481record: 2-4 | new rating: 1478 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 37 | Mera, Kenichi (1541) | Lost 0-2 | -171483 |
| 2block | 156 | Den, Harumitsu (1481) | Lost 0-2 | -181465 |
| 3block | 194 | Furukawa, Hiroyuki (1430) | Lost 1-2 | -191446 |
| 4block | 225 | Kuwabara, Kouji (1445) | Won 2-0 | +181464 |
| 5block | 200 | Uchiyama, Akito (1464) | Won 2-0 | +181482 |
| 6block | 162 | Hirayama, Susumu (1497) | Won 2-0 | +181500 |
| 7block | 129 | Kawabata, Yukito (1521) | Won 2-0 | +191519 |
| top | average opponent: 1483record: 4-3 | new rating: 1519 | ||