Katou, Shinya (Kanagawa
Current rating: 1488
Record: 3-4
| Grand Prix Yokohama 2010 (extended) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 253 | Koyama, Kazuhiko (1500) | Lost 1-2 | -181484 |
| 2extended | 385 | Kunisato, Ebie (1642) | Won 2-0 | +211505 |
| 3extended | 203 | banzuela, david shane (1546) | Lost 1-2 | -171488 |
| average opponent: 1563record: 1-2 | new rating: 1488 | |||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 70 | Morita, Shougo (1500) | Won 2-1 | +181518 |
| 2block | 148 | Matsumoto, Yusuke (1480) | Lost 0-2 | -191499 |
| 3block | 228 | Ushio, Atsushi (1664) | Won 2-0 | +211520 |
| 4block | 135 | Takahashi, Teo (1516) | Lost 0-2 | -181502 |
| average opponent: 1540record: 2-2 | new rating: 1502 | |||