Ootsu, Tadashi
Current rating: 1423
Record: 2-6
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 197 | Imagawa, Yasuhiro (1500) | Lost 1-2 | -181482 |
| 2block | 284 | Mihara, Takumi (1394) | Lost 0-2 | -201462 |
| 3block | 360 | Ohtsuka, Hayato (1464) | Won 2-1 | +181480 |
| 4block | 352 | Nishiwaki, Kazuhisa (1526) | Lost 0-2 | -171463 |
| 5block | 358 | Hashimoto, Yuu (Tokyo) (1467) | Lost 0-2 | -181445 |
| 6block | 330 | Tomita, Hikaru (1362) | Lost 0-2 | -191426 |
| 7block | 292 | Raymond, Paul-emile (1429) | Lost 0-2 | -181408 |
| 8block | 260 | Kawano, Mikio (1276) | Won 2-0 | +151423 |
| average opponent: 1427record: 2-6 | new rating: 1423 | |||