Kubota, Daiya
Current rating: 1394
Record: 0-6-3
| Grand Prix Yokohama 2012 (modern) | starting rating: 1442 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 301 | Katayose, Shingo (1685) | Lost 0-2 | -141428 |
| 2modern | 538 | Torichigai, Noriaki (1483) | Lost 0-2 | -171411 |
| 3modern | 656 | Takeuchi, Shuuji (1431) | Lost 1-2 | -171394 |
| average opponent: 1533record: 0-3 | new rating: 1394 | |||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 100 | Kusunoki, Hiroyuki (1500) | Lost 0-2 | -181482 |
| 2standard | 221 | Ohya, Yasuo (1482) | Lost 0-2 | -181464 |
| 3standard | 324 | Takahashi, Tomoo (1445) | Draw 1-1 | 01464 |
| 4standard | 359 | Nakamura, Kousuke (1358) | Draw 1-1 | -21462 |
| 5standard | 342 | Satoshi Y., (1464) | Draw 1-1 | 01462 |
| 6standard | 299 | Furukawa, Tadataka (1368) | Lost 0-2 | -201442 |
| average opponent: 1436record: 0-3-3 | new rating: 1442 | |||