Itano, Masao
Current rating: 1506
| Grand Prix Okayama 2004 (extended) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 14 | Kobashi, Hideto (1499) | Won 2-1 | +191504 |
| 2extended | 85 | Arime, Masaaki (1581) | Won 2-0 | +191523 |
| 3extended | 52 | Takeda, Hiroki (1564) | Lost 0-2 | -171506 |
| 4extended | 74 | Toshimi, Hirokazu (1521) | Won 2-1 | +181524 |
| 5extended | 68 | Shirakura, Tsuyoshi (1576) | Lost 0-2 | -171507 |
| 6extended | 95 | Takahashi, Kenji (1534) | Won 2-1 | +191526 |
| 7extended | 83 | Nagase, Shougo (1459) | Lost 0-2 | -201506 |
| top | average opponent: 1533record: 4-3 | new rating: 1506 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 51 | Kumoda, Kazuhiro (1518) | Won 2-0 | +181517 |
| 3extended | 40 | Kawai, Masato (1520) | Won 2-0 | +181535 |
| 4extended | 28 | Doi, Fumiaki (1510) | Won 2-0 | +181553 |
| 5extended | 16 | Ito, Akitsugu (1701) | Lost 1-2 | -151538 |
| 6extended | 16 | Hojo, Naomasa (1650) | Lost 0-2 | -161522 |
| 7extended | 72 | Yamane, Masahiro (1500) | Lost 1-2 | -191503 |
| 8extended | 78 | Yasutomi, Hiroto (1511) | Lost 1-2 | -181485 |
| top | average opponent: 1559record: 3-4 | new rating: 1485 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 239 | Okazaki, Shinya (1500) | Lost 1-2 | -181482 |
| 2block | 489 | Morita, Kenjiro (1482) | Won 2-0 | +181500 |
| 3block | 267 | Matsumoto, Okimasa (1465) | Won 2-0 | +171517 |
| 4block | 202 | Terasawa, Kazuya (1500) | Lost 1-2 | -181499 |
| top | average opponent: 1487record: 2-2 | new rating: 1499 | ||