Isozaki, Yasuaki
Current rating: 1546
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 36 | Ito, Kenji (1590) | Won 2-1 | +191524 |
| 3block | 66 | Yokoi, Masaki (1670) | Lost 1-2 | -151509 |
| 4block | 153 | Hayashi, Shinsuke (1694) | Won 2-0 | +211530 |
| 5block | 121 | Yamada, Tsutomu (1493) | Lost 1-2 | -191511 |
| 6block | 152 | Koizumi, Naoya (1525) | Won 2-1 | +191530 |
| 7block | 94 | Izumiya, Yoshiaki (1526) | Won 2-1 | +181548 |
| 8block | 62 | Kitagawa, Tomoaki (1559) | Won 2-1 | +181566 |
| 9block | 70 | Taniguchi, Yousuke (1554) | ID | 01566 |
| 10block | 54 | Sasaki, Tsutomu (1654) | Lost 1-2 | -171549 |
| 11block | 52 | Omori, Tomoaki (1712) | Lost 0-2 | -151534 |
| 12block | 60 | Mitamura, Kazuya (1907) | Lost 1-2 | -111523 |
| 13block | 59 | Masuno, Ryosuke (1775) | Won 2-1 | +221545 |
| 14block | 54 | Takeda, Kazuki (1552) | Lost 1-2 | -171528 |
| 15block | 44 | Yoshinaga, Mitsuteru (1554) | Won 2-1 | +181546 |
| top | average opponent: 1626record: 7-6-1 | new rating: 1546 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 68 | Matsuyama, Satoshi (1546) | Won 2-1 | +191498 |
| 2standard | 213 | Takagi, Yui (1545) | Won 2-1 | +191517 |
| 3standard | 51 | Ikenuma, Yuuto (1499) | Lost 0-2 | -181499 |
| 4standard | 125 | Suzuki, Hiroki (1526) | Won 2-1 | +181517 |
| 5standard | 147 | Yabuta, Junichi (1482) | Lost 0-2 | -181499 |
| 6standard | 205 | Yoshida, Ryuu (1471) | Won 2-0 | +171516 |
| 7standard | 78 | Ishibashi, Satoshi (1584) | Won 2-0 | +191535 |
| 8standard | 80 | Aoyama, Katsuhiko (1562) | Lost 1-2 | -171518 |
| 9standard | 72 | Kim, Cynic (1787) | Lost 0-2 | -131505 |
| top | average opponent: 1556record: 5-4 | new rating: 1505 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 60 | Izawa, Yusuke (1500) | Lost 0-2 | -181482 |
| 2block | 318 | Kishi, Hideyuki (1482) | Won 2-0 | +181500 |
| 3block | 304 | Yoshida, Mitsutaka (1302) | Lost 0-2 | -221478 |
| 4block | 265 | Sato, Kazuya (1481) | Won 2-0 | +181496 |
| 5block | 253 | Hioki, Keisuke (1519) | Draw 1-1 | +11497 |
| 6block | 238 | Fukasawa, Taichi (1501) | Lost 1-2 | -181479 |
| top | average opponent: 1464record: 2-3-1 | new rating: 1479 | ||