Chousa, Hajime
Current rating: 1502
Record: 4-4
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 383 | Izu, Yuuya (1500) | Won 2-1 | +181518 |
| 2modern | 343 | Narisawa, Harumasa (1518) | Lost 0-2 | -181500 |
| 3modern | 431 | Tabata, Kenichirou (1447) | Lost 1-2 | -191481 |
| 4modern | 666 | Kishimoto, Taiki (1481) | Won 2-1 | +181499 |
| 5modern | 440 | Horikawa, Hideaki (1601) | Lost 1-2 | -161483 |
| 6modern | 462 | Shirasaka, Satoshi (1433) | Won 2-0 | +171500 |
| 7modern | 374 | Takeuchi, Ryota (1616) | Lost 1-2 | -161484 |
| 8modern | 357 | Itou, Masayoshi (1495) | Won 2-0 | +181502 |
| average opponent: 1511record: 4-4 | new rating: 1502 | |||