Tanaka, Toshinao
Current rating: 1428
Record: 1-5
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 171 | Moriyasu, Takaaki (1500) | Lost 0-2 | -181482 |
| 2modern | 470 | Oda, Makoto (1481) | Lost 0-2 | -181464 |
| 3modern | 679 | Miyashita, Kazuki (1549) | Lost 1-2 | -161448 |
| 4modern | 684 | Kawasaki, Shinsuke (1445) | Lost 1-2 | -191429 |
| 5modern | 654 | Furusawa, Reona (1427) | Lost 0-2 | -181411 |
| 6modern | 583 | Nagahara, Jun-ichi (1329) | Won 2-0 | +171428 |
| average opponent: 1455record: 1-5 | new rating: 1428 | |||