Yachi, Hajime
Current rating: 1413
Record: 8-14-6
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 62 | Watanabe, Kazuki (1578) | Lost 0-2 | -161430 |
| 2sealed | 294 | Senda, Koutarou (1482) | Draw 1-1 | +11431 |
| 3sealed | 256 | Tase, Masaharu (1413) | Lost 1-2 | -181413 |
| top | average opponent: 1491record: 0-2-1 | new rating: 1413 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Nagae, Hiroyuki (1431) | Draw 1-1 | 01437 |
| 2standard | 218 | Tachibana, Takahiro (1500) | Won 2-1 | +191456 |
| 3standard | 131 | Ozawa, Tetsuya (1535) | Lost 1-2 | -171439 |
| 4standard | 243 | Tajima, Kenji (1467) | Lost 1-2 | -171422 |
| 5standard | 305 | Inoue, Kouichi (1484) | Draw 1-1 | +11423 |
| 6standard | 290 | Sato, Kenichiro (1465) | Won 2-0 | +191442 |
| 7standard | 210 | Oikawa, Mutsuki (1528) | Lost 0-2 | -171425 |
| 8standard | 192 | Okuzaki, Satoru (1479) | Won 2-0 | +191444 |
| 9standard | 169 | Tomioka, Takahiro (1520) | Draw 0-0 | +21446 |
| top | average opponent: 1490record: 3-3-3 | new rating: 1446 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 179 | Urashima, Takaharu (1500) | Lost 0-1 | -171430 |
| 2standard | 280 | Tsuboyama, Shuta (1482) | Lost 1-2 | -171413 |
| 3standard | 330 | Tamura, Kenichi (1545) | Won 2-0 | +211434 |
| 4standard | 321 | Tamaru, Masashi (1482) | Draw 1-1 | 01434 |
| 5standard | 303 | Mito, Mitsukuni (1446) | Lost 1-2 | -171417 |
| 6standard | 290 | Yoshimura, Motoki (1393) | Won 2-0 | +171434 |
| 7standard | 230 | Sasaki, Daisuke (1479) | Won 2-0 | +191453 |
| 8standard | 172 | Inoue, Junji (1495) | Lost 1-2 | -171436 |
| 9standard | 159 | Tabata, Hiroshi (1484) | Draw 1-1 | +11437 |
| top | average opponent: 1479record: 3-4-2 | new rating: 1437 | ||
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Tomizawa, Youhei (1500) | Lost 0-2 | -181482 |
| 2sealed | 103 | Yamaguchi, Shinya (1547) | Lost 1-2 | -171465 |
| 3sealed | 125 | Sekizawa, Takayuki (1443) | Lost 0-2 | -181447 |
| 4sealed | 156 | Miura, Akiyoshi (1490) | Won 2-1 | +191466 |
| 5sealed | 133 | Shiraishi, Masaharu (1445) | Won 2-0 | +171483 |
| 6sealed | 113 | Enomoto, Masae (1490) | Lost 0-2 | -181465 |
| 7sealed | 67 | Saitou, Masashi (1462) | Lost 0-2 | -181447 |
| top | average opponent: 1482record: 2-5 | new rating: 1447 | ||