O., Sean
Current rating: 1470
Record: 1-3
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 120 | Usami, Taro (1642) | Won 2-1 | +211521 |
| 2extended | 59 | Taru, Genki (1772) | Lost 0-2 | -141507 |
| 3extended | 128 | K., Toru (1500) | Lost 0-2 | -181489 |
| 4extended | 228 | Oonishi, Natsuki (1458) | Lost 1-2 | -191470 |
| average opponent: 1593record: 1-3 | new rating: 1470 | |||