Iioka, Kayoko
Current rating: 1408
Record: 11-19
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1330 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 18 | Yang, Fu Yun (1524) | Lost 1-2 | -151315 |
| 2standard | 243 | Saitou, Kazuya (1402) | Won 2-1 | +201335 |
| 3standard | 184 | Yamasaki, Ippei (1448) | Lost 0-2 | -161319 |
| 4standard | 285 | Miyazaki, Rintarou (1532) | Won 2-1 | +221341 |
| 5standard | 223 | Kawachi, Yusuke (1500) | Won 2-0 | +211362 |
| 6standard | 215 | Okada, Jun (1484) | Won 2-0 | +201382 |
| 7standard | 136 | Arita, Ryuichi (1846) | Won 2-1 | +261408 |
| top | average opponent: 1534record: 5-2 | new rating: 1408 | ||
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1377 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Nakao, Munenari (1463) | Lost 0-2 | -171360 |
| 2sealed | 96 | Satou, Yuuryou (1529) | Lost 0-2 | -151345 |
| 3sealed | 129 | Matsui, Kazuki (1487) | Lost 1-2 | -151330 |
| top | average opponent: 1493record: 0-3 | new rating: 1330 | ||
| Grand Prix Taipei 2005 (Kamigawa block) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 18 | Yang, Fu Yun (1526) | Lost 1-2 | -161406 |
| 2block | 67 | Siagian, Yohannes (1484) | Won 2-0 | +201426 |
| 3block | 52 | Chen, Tedvip (1500) | Lost 0-2 | -171409 |
| 4block | 102 | Lin, Tom (1481) | Lost 0-2 | -171392 |
| 5block | 120 | Imai, Kimio (1526) | Lost 0-2 | -151377 |
| top | average opponent: 1503record: 1-4 | new rating: 1377 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1453 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 50 | Shiino, Youichi (1471) | Lost 1-2 | -181435 |
| 2block | 152 | Shimizu, Motohiro (1527) | Lost 0-2 | -161419 |
| 3block | 182 | Nagahara, Jun-ichi (1464) | Won 2-0 | +191438 |
| 4block | 200 | Kobayashi, Akihiro (1481) | Won 2-0 | +191457 |
| 5block | 174 | Kawaji, Takaaki (1498) | Lost 0-2 | -181439 |
| 6block | 160 | Yamaguchi, Kei (1480) | Lost 1-2 | -171422 |
| top | average opponent: 1487record: 2-4 | new rating: 1422 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Furujou, Takashi (1479) | Lost 0-2 | -171430 |
| 2sealed | 225 | Syouyama, Youhei (1599) | Won 2-0 | +211451 |
| 3sealed | 134 | Shigemasa, Gaku (1505) | Won 2-1 | +191470 |
| 4sealed | 186 | Suzuki, Akinori (1533) | Lost 0-2 | -171453 |
| top | average opponent: 1529record: 2-2 | new rating: 1453 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 157 | Yosizumi, Manabu (1500) | Won 2-0 | +181518 |
| 2sealed | 80 | Suzuki, Kenta (1583) | Lost 0-2 | -171501 |
| 3sealed | 221 | Machida, Takahiro (1533) | Lost 0-2 | -171484 |
| 4sealed | 222 | Shoji, Tatsuro (1470) | Lost 0-2 | -181466 |
| 5sealed | 230 | Horibe, Tadaaki (1459) | Lost 1-2 | -191447 |
| top | average opponent: 1509record: 1-4 | new rating: 1447 | ||