Iwama, Shingo
Current rating: 1462
Record: 8-10
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 284 | Gotou, Seiya (1500) | Won 2-1 | +181537 |
| 2standard | 8 | Masui, Noriaki (1474) | Lost 1-2 | -191518 |
| 3standard | 268 | Kawauchi, Masatomo (1486) | Lost 1-2 | -191499 |
| 4standard | 309 | Horie, Isamu (1545) | Won 2-1 | +191518 |
| 5standard | 205 | Ito, Wataru (1486) | Lost 1-2 | -191499 |
| 6standard | 284 | Ichikawa, Yasura (1448) | Lost 1-2 | -191480 |
| 7standard | 197 | Miyata, Shohei (1468) | Lost 1-2 | -181462 |
| average opponent: 1487record: 2-5 | new rating: 1462 | |||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 34 | Sugimoto, Takashi (1558) | Lost 0-2 | -171483 |
| 2block | 344 | Kamifuji, Kenichi (1451) | Won 2-0 | +171500 |
| 3block | 293 | Iwamura, Ryouichi (1500) | Won 2-1 | +181518 |
| 4block | 122 | Kabamoto, Sin (1518) | Won 2-1 | +181536 |
| 5block | 138 | Deuitch, Lorne (1538) | Won 2-0 | +181554 |
| 6block | 55 | Sakuma, Toshimitsu (1540) | Won 2-1 | +181572 |
| 7block | 30 | Fujita, Tsuyoshi (1997) | Lost 1-2 | -101562 |
| 8block | 68 | Yoshida, Mitsutaka (1373) | Won 2-0 | +141576 |
| 9block | 46 | Ozawa, Takeshi (1509) | Lost 0-2 | -191557 |
| 10block | 88 | Sutou, Takuo (1522) | Lost 0-2 | -191538 |
| 11block | 102 | Sasaki, Yusuke (Tokyo) (1472) | Lost 0-2 | -191519 |
| average opponent: 1543record: 6-5 | new rating: 1519 | |||