K., Masato
Current rating: 1515
Record: 5-4
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 117 | I., Satoshi (1500) | Lost 1-2 | -181482 |
| 2extended | 206 | Hase, Yoshimasa (1482) | Won 2-0 | +181500 |
| 3extended | 115 | Masuyama, Takuya (1451) | Won 2-0 | +171517 |
| 4extended | 144 | Tachiuchi, Hiroto (1515) | Won 2-1 | +181535 |
| 5extended | 117 | Yamamoto, Kazuhide (1492) | Lost 1-2 | -191516 |
| 6extended | 182 | Tanimoto, Tatsuro (1482) | Won 2-1 | +181534 |
| 7extended | 82 | Nisigahana, Tatunori (1488) | Won 2-1 | +171551 |
| 8extended | 90 | Kamei, Hiroto (1563) | Lost 0-2 | -181533 |
| 9extended | 79 | K., Kentarou (1534) | Lost 1-2 | -181515 |
| average opponent: 1501record: 5-4 | new rating: 1515 | |||