Udagawa, Takafumi
Current rating: 1468
Record: 1-3
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | Ideno, Hiroshi (1500) | Won 2-1 | +181518 |
| 2sealed | 192 | Yamasaki, Ryo (1592) | Lost 0-2 | -171501 |
| 3sealed | 352 | Ito, Ken (1664) | Lost 0-2 | -151486 |
| 4sealed | 408 | Oh, Young Seok (1464) | Lost 0-2 | -181468 |
| average opponent: 1555record: 1-3 | new rating: 1468 | |||