大野八一雄七段
四段昇段後
公式棋戦
| 年度 | 対局 | 勝数 | 敗数 | 勝率 | 先勝 | 先敗 | 先勝率 | 後勝 | 後敗 | 後勝率 | 不戦勝 | 不戦敗 | 持 | 千 |
|---|
| 1982 | 17 | 8 | 9 | 0.4706 | 3 | 4 | 0.429 | 4 | 5 | 0.444 | 1 | 0 | 0 | 0 |
| 1983 | 51 | 32 | 19 | 0.6275 | 19 | 7 | 0.731 | 13 | 12 | 0.520 | 0 | 0 | 0 | 1 |
| 1984 | 38 | 17 | 21 | 0.4474 | 7 | 11 | 0.389 | 10 | 9 | 0.526 | 0 | 1 | 0 | 3 |
| 1985 | 42 | 20 | 22 | 0.4762 | 11 | 11 | 0.500 | 9 | 11 | 0.450 | 0 | 0 | 0 | 0 |
| 1986 | 36 | 19 | 17 | 0.5278 | 6 | 13 | 0.316 | 12 | 4 | 0.750 | 1 | 0 | 0 | 1 |
| 1987 | 33 | 18 | 15 | 0.5455 | 11 | 3 | 0.786 | 7 | 12 | 0.368 | 0 | 0 | 0 | 1 |
| 1988 | 33 | 14 | 19 | 0.4242 | 9 | 13 | 0.409 | 5 | 6 | 0.455 | 0 | 0 | 0 | 2 |
| 1989 | 37 | 22 | 15 | 0.5946 | 12 | 7 | 0.632 | 9 | 8 | 0.529 | 1 | 0 | 0 | 2 |
| 1990 | 51 | 27 | 24 | 0.5294 | 15 | 12 | 0.556 | 12 | 12 | 0.500 | 0 | 0 | 0 | 2 |
| 1991 | 35 | 19 | 16 | 0.5429 | 12 | 6 | 0.667 | 7 | 10 | 0.412 | 0 | 0 | 0 | 2 |
| 1992 | 26 | 12 | 14 | 0.4615 | 6 | 7 | 0.462 | 6 | 7 | 0.462 | 0 | 0 | 0 | 1 |
| 1993 | 36 | 19 | 17 | 0.5278 | 8 | 8 | 0.500 | 10 | 9 | 0.526 | 1 | 0 | 0 | 0 |
| 1994 | 27 | 11 | 16 | 0.4074 | 6 | 10 | 0.375 | 5 | 6 | 0.455 | 0 | 0 | 0 | 0 |
| 1995 | 26 | 9 | 17 | 0.3462 | 3 | 7 | 0.300 | 6 | 10 | 0.375 | 0 | 0 | 0 | 0 |
| 1996 | 24 | 12 | 12 | 0.5000 | 4 | 6 | 0.400 | 8 | 6 | 0.571 | 0 | 0 | 0 | 1 |
| 1997 | 27 | 12 | 15 | 0.4444 | 6 | 7 | 0.462 | 6 | 8 | 0.429 | 0 | 0 | 0 | 1 |
| 1998 | 29 | 10 | 19 | 0.3448 | 7 | 6 | 0.538 | 3 | 13 | 0.188 | 0 | 0 | 1 | 2 |
| 1999 | 30 | 13 | 17 | 0.4333 | 6 | 10 | 0.375 | 7 | 7 | 0.500 | 0 | 0 | 0 | 4 |
| 2000 | 27 | 11 | 16 | 0.4074 | 5 | 7 | 0.417 | 6 | 9 | 0.400 | 0 | 0 | 2 | 1 |
| 2001 | 28 | 12 | 16 | 0.4286 | 5 | 7 | 0.417 | 7 | 9 | 0.438 | 0 | 0 | 0 | 0 |
| 2002 | 22 | 2 | 20 | 0.0909 | 1 | 7 | 0.125 | 1 | 12 | 0.077 | 0 | 1 | 0 | 2 |
| 2003 | 22 | 5 | 17 | 0.2273 | 3 | 7 | 0.300 | 2 | 10 | 0.167 | 0 | 0 | 0 | 0 |
| 2004 | 14 | 4 | 10 | 0.2857 | 4 | 5 | 0.444 | 0 | 5 | 0.000 | 0 | 0 | 0 | 0 |
| 2005 | 19 | 9 | 10 | 0.4737 | 4 | 5 | 0.444 | 4 | 5 | 0.444 | 1 | 0 | 0 | 0 |
| 2006 | 15 | 5 | 10 | 0.3333 | 3 | 8 | 0.273 | 2 | 2 | 0.500 | 0 | 0 | 0 | 0 |
| 2007 | 11 | 1 | 10 | 0.0909 | 0 | 3 | 0.000 | 1 | 7 | 0.125 | 0 | 0 | 0 | 1 |
| 2008 | 18 | 9 | 9 | 0.5000 | 5 | 5 | 0.500 | 4 | 4 | 0.500 | 0 | 0 | 0 | 0 |
| 2009 | 21 | 9 | 12 | 0.4286 | 4 | 5 | 0.444 | 5 | 7 | 0.417 | 0 | 0 | 0 | 0 |
| 2010 | 16 | 8 | 8 | 0.5000 | 3 | 4 | 0.429 | 5 | 4 | 0.556 | 0 | 0 | 0 | 0 |
| 2011 | 20 | 7 | 13 | 0.3500 | 3 | 8 | 0.273 | 4 | 5 | 0.444 | 0 | 0 | 0 | 1 |
| 2012 | 10 | 0 | 10 | 0.0000 | 0 | 4 | 0.000 | 0 | 6 | 0.000 | 0 | 0 | 0 | 0 |
| 2013 | 11 | 2 | 9 | 0.1818 | 2 | 5 | 0.286 | 0 | 4 | 0.000 | 0 | 0 | 0 | 0 |
| 2014 | 2 | 0 | 2 | 0.0000 | 0 | 1 | 0.000 | 0 | 1 | 0.000 | 0 | 0 | 0 | 0 |
| 合計 | 854 | 378 | 476 | 0.4426 | 193 | 229 | 0.457 | 180 | 245 | 0.424 | 5 | 2 | 3 | 28 |
非公式棋戦
| 年度 | 対局 | 勝数 | 敗数 | 勝率 | 先勝 | 先敗 | 先勝率 | 後勝 | 後敗 | 後勝率 | 持 | 千 |
|---|
| 1991 | 1 | 0 | 1 | 0.0000 | 0 | 0 | | 0 | 1 | 0.000 | 0 | 0 |
| 1992 | 1 | 0 | 1 | 0.0000 | 0 | 1 | 0.000 | 0 | 0 | | 0 | 0 |
| 1993 | 1 | 0 | 1 | 0.0000 | 0 | 0 | | 0 | 1 | 0.000 | 0 | 0 |
| 1995 | 1 | 0 | 1 | 0.0000 | 0 | 1 | 0.000 | 0 | 0 | | 0 | 0 |
| 1998 | 1 | 0 | 1 | 0.0000 | 0 | 1 | 0.000 | 0 | 0 | | 0 | 0 |
| 合計 | 5 | 0 | 5 | 0.0000 | 0 | 3 | 0.000 | 0 | 2 | 0.000 | 0 | 0 |
四段昇段前
公式棋戦
| 年度 | 対局 | 勝数 | 敗数 | 勝率 | 先勝 | 先敗 | 先勝率 | 後勝 | 後敗 | 後勝率 | 持 | 千 |
|---|
| 1981 | 1 | 0 | 1 | 0.0000 | 0 | 0 | | 0 | 1 | 0.000 | 0 | 0 |
| 合計 | 1 | 0 | 1 | 0.0000 | 0 | 0 | | 0 | 1 | 0.000 | 0 | 0 |