Yamao, Kouichi
Current rating: 1478
Record: 5-6-1
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Minoue, Hiroyuki (1497) | Won 2-0 | +181518 |
| 2sealed | 35 | Omori, Ken'ichirou (1484) | Lost 0-2 | -191499 |
| 3sealed | 103 | Taniguchi, Yousuke (1504) | Lost 0-2 | -181481 |
| 4sealed | 118 | Yamasaki, Ippei (1420) | Won 2-1 | +171498 |
| 5sealed | 106 | Ogata, Shouichirou (1413) | Lost 0-2 | -201478 |
| average opponent: 1464record: 2-3 | new rating: 1478 | |||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 89 | Fujisawa, Junichiro (1500) | Lost 0-2 | -181482 |
| 2sealed | 165 | Okita, Kenichiro (1465) | Lost 0-2 | -181464 |
| 3sealed | 188 | Aso, Tadashi (1463) | Draw 1-1 | 01464 |
| 4sealed | 189 | Tanikawa, Itaru (1453) | Lost 0-2 | -191445 |
| 5sealed | 181 | Hyakusai, Kouichi (1444) | Won 2-1 | +181463 |
| 6sealed | 154 | Inoue, Atsushi (1466) | Won 2-1 | +191482 |
| 7sealed | 126 | Mutabe, Akira (1484) | Won 2-0 | +181500 |
| average opponent: 1468record: 3-3-1 | new rating: 1500 | |||