Tamaki, Yuuta
Current rating: 1475
Record: 5-7
| Grand Prix Kobe 2014 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 337 | Banno, Rikito (1500) | Lost 0-2 | -171430 |
| 2modern | 490 | Shobayashi, Yuuki (1480) | Lost 0-2 | -171413 |
| 3modern | 475 | Humitaka, Ade (1464) | Won 2-1 | +191432 |
| 4modern | 522 | Takeda, Teruhisa (1492) | Won 2-0 | +191451 |
| 5modern | 269 | Fukuda, Masahiro (1518) | Won 2-0 | +191470 |
| 6modern | 213 | Takashi, Tagai (1515) | Lost 1-2 | -171453 |
| 7modern | 328 | Biwaki, Toshiaki (1630) | Lost 1-2 | -151438 |
| 8modern | 300 | Terazaki, Junichi (1484) | Won 2-1 | +191457 |
| 9modern | 255 | Saotome, Yukiyo (1447) | Won 2-0 | +181475 |
| average opponent: 1504record: 5-4 | new rating: 1475 | |||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 162 | Saito, Takaya (1607) | Lost 0-2 | -161484 |
| 2sealed | 250 | Hisaki, Yuu (1433) | Lost 0-2 | -191465 |
| 3sealed | 273 | Kumagai, Haruka (1463) | Lost 0-2 | -181447 |
| average opponent: 1501record: 0-3 | new rating: 1447 | |||