Hayashi, Yuki
Current rating: 1493
Record: 17-20-2
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Yasuno, Junji (1500) | Lost 1-2 | -181493 |
| 2sealed | 112 | Jeon, Yong Sun (1482) | Won 2-1 | +181511 |
| 3sealed | 105 | Motonaga, Hiroaki (1500) | Won 2-1 | +171528 |
| 4sealed | 88 | Taniguchi, Yuusuke (1480) | Lost 0-2 | -181510 |
| 5sealed | 110 | Tanaka, Atsushi (1603) | Lost 1-2 | -171493 |
| top | average opponent: 1513record: 2-3 | new rating: 1493 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 36 | Kobayashi, Masanori (1610) | Won 2-1 | +211462 |
| 3sealed | 45 | Andou, Koutarou (1668) | Lost 0-2 | -141448 |
| 4sealed | 188 | Terada, Atsushi (1555) | Won 2-0 | +201468 |
| 5sealed | 50 | Kojima, Yoshimasa (1598) | Won 2-0 | +201488 |
| 6sealed | 28 | Suzuki, Gou (1458) | Lost 1-2 | -181470 |
| 7sealed | 84 | Takamatsu, Hiroomi (1574) | Won 2-0 | +201490 |
| 8sealed | 77 | Katayama, Takahiro (1682) | Won 2-1 | +211511 |
| top | average opponent: 1592record: 5-2 | new rating: 1511 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 246 | Kurashima, Kazuki (1500) | Lost 0-2 | -181496 |
| 2standard | 289 | Matsumoto, Takahiro (1482) | Lost 1-2 | -181478 |
| 3standard | 385 | Yazawa, Hisaaki (1466) | Lost 0-2 | -191459 |
| 4standard | 432 | Fujibayashi, Haruki (1446) | Lost 1-2 | -181441 |
| top | average opponent: 1473record: 0-4 | new rating: 1441 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 107 | Ochiai, Hiroaki (1519) | Won 1-0 | +191524 |
| 3sealed | 27 | Kataoka, Asami (1670) | Draw 1-1 | +21526 |
| 4sealed | 69 | Shiwaku, Tsuyoshi (1549) | Lost 1-2 | -171509 |
| 5sealed | 132 | Yorifuji, Hideyuki (1551) | Won 2-0 | +181527 |
| 6sealed | 74 | Mukuno, Yuuji (1659) | Draw 1-1 | +31530 |
| 7sealed | 111 | Nakamura, Keisuke (1659) | Lost 1-2 | -161514 |
| top | average opponent: 1601record: 2-2-2 | new rating: 1514 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1418 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 119 | Yun, Suhan (1595) | Lost 0-2 | -151403 |
| 2sealed | 217 | Motoyama, Shinsuke (1482) | Won 2-0 | +191422 |
| 3sealed | 129 | Okuda, Masateru (1519) | Lost 0-2 | -161406 |
| 4sealed | 205 | Nagura, Hiroto (1547) | Won 2-1 | +211427 |
| 5sealed | 195 | Sasaki, Tsuyoshi (1501) | Won 2-0 | +191446 |
| 6sealed | 132 | Saitou, Yuu (1478) | Won 2-0 | +191465 |
| 7sealed | 79 | Aki, Yasutoshi (1646) | Won 2-0 | +211486 |
| 8sealed | 137 | Gotoh, Kaoru (1563) | Won 2-1 | +191505 |
| top | average opponent: 1541record: 6-2 | new rating: 1505 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Sugiuchi, Jun (1500) | Won 1-0 | +191468 |
| 2sealed | 27 | Nakagawa, Yuichi (1518) | Lost 0-2 | -171451 |
| 3sealed | 178 | Terada, Atsushi (1552) | Lost 0-2 | -161435 |
| 4sealed | 210 | Sugiyama, Naohiro (1481) | Lost 1-2 | -171418 |
| top | average opponent: 1513record: 1-3 | new rating: 1418 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 70 | Tsuji, Masahiro (1500) | Won 2-1 | +181483 |
| 2sealed | 76 | Yagi, Akira (1563) | Lost 0-2 | -161467 |
| 3sealed | 105 | Minematsu, Kouzou (1500) | Lost 1-2 | -181449 |
| top | average opponent: 1521record: 1-2 | new rating: 1449 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Ogaki, Atsushi (1495) | Lost 0-2 | -181482 |
| 2sealed | 316 | Hirai, Masumi (1521) | Lost 0-2 | -171465 |
| top | average opponent: 1508record: 0-2 | new rating: 1465 | ||