Okada, Masami
Current rating: 1450
| Grand Prix Okayama 2004 (extended) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 75 | Mukumoto, Akihiro (1500) | Won 2-0 | +181506 |
| 2extended | 7 | Tani, Tokuo (1345) | Won 2-1 | +151521 |
| 3extended | 62 | Morishita, Taiki (1538) | Lost 0-2 | -181503 |
| 4extended | 122 | Hasegawa, Suguru (1522) | Lost 0-2 | -171486 |
| 5extended | 114 | Aritomo, Taiki (1498) | Lost 1-2 | -181468 |
| 6extended | 144 | Toochika, Takayuki (1510) | Lost 0-2 | -171451 |
| 7extended | 119 | Takahara, Hitoki (1433) | Won 2-0 | +171468 |
| 8extended | 97 | Okada, Takashi (1467) | Lost 1-2 | -181450 |
| top | average opponent: 1477record: 3-5 | new rating: 1450 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 50 | Ogata, Atsushi (1500) | Draw 1-1 | +11447 |
| 2extended | 107 | Nishino, Takumi (1496) | Lost 1-2 | -171430 |
| 3extended | 155 | Akamatsu, Satoshi (1483) | Won 2-1 | +191449 |
| 4extended | 133 | Ishigami, Kei (1493) | Lost 1-2 | -171432 |
| 5extended | 152 | Ishibashi, Yoshiro (1449) | Won 2-1 | +181450 |
| 6extended | 123 | Matsushita, Tomoyuki (1485) | Won 2-1 | +191469 |
| 7extended | 84 | Hatta, Tetsuya (1523) | Won 2-1 | +191488 |
| top | average opponent: 1490record: 4-2-1 | new rating: 1488 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 140 | Iida, Hiroyuki (1500) | Lost 1-2 | -181482 |
| 2block | 428 | Tanaka, Toshifumi (1482) | Lost 0-2 | -181464 |
| 3block | 578 | Ohige, Tatsuya (1465) | Won 2-0 | +181482 |
| 4block | 526 | Yoshida, Kosuke (1482) | Lost 1-2 | -181464 |
| 5block | 544 | Sugioka, Yuta (1463) | Lost 1-2 | -181446 |
| top | average opponent: 1478record: 1-4 | new rating: 1446 | ||