| Year | Date | Champion | PO | Score | Yards | Par | Course | 
 
          
            | 2018 (24th)
 | 08/15〜08/17 | Yuta Sugiura | - | -10(65-68-67) | 6775 | 70 | Kasumigaseki CC West Course
 | 
 
          
            | 2017 (23rd)
 | 08/16〜08/18 | Kosuke Suzuki | - | -1(73-69-70) | 7466 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2016 (22nd)
 | 08/17〜08/19 | Yuwa Kosaihira | - | -7(67-68) | 7024 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2015 (21st)
 | 08/19〜08/21 | Yuki Shino | - | -7(68-72-66) | 6982 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2014 (20th)
 | 08/20〜08/22 | Naoyuki Kataoka | - | -11(68-66-68) | 7053 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2013 (19th)
 | 08/21〜08/23 | Shotaro Wada | - | -4(68-69-72) | 6982 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2012 (18th)
 | 08/15〜08/17 | Kenta Konishi | - | -12(70-70-64) | 7093 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 2011 (17th)
 | 08/17〜08/19 | Masahiro Kawamura | - | -11(65-68) | 6961 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 2010 (16th)
 | 08/18〜08/20 | Kenta Konishi | - | -13(71-66-69) | 7076 | 73 | Kasumigaseki CC West Course
 | 
 
          
            | 2009 (15th)
 | 08/19〜08/21 | Hideki Matsuyama | - | -5(67-67-74) | 6949 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2008 (14th)
 | 08/20〜08/22 | Shugo Imahira | - | -12(69-66-69) | 7032 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 2007 (13th)
 | 08/15〜08/17 | Ryo Ishikawa | - | -9(68-68-68) | 6982 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2006 (12th)
 | 08/16〜08/18 | Dan Maeda | - | -3(71-71-68) | 6985 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2005 (11th)
 | 08/17〜08/19 | Yuki Ito | - | -2(71-71-69) | 6982 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2004 (10th)
 | 08/18〜08/20 | Shintaro Kobayashi | - | ±0(72-67-74) | 6902 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2003 (9th)
 | 08/20〜08/22 | Yuta Ikeda | - | -3(68-75-67) | 6979 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2002 (8th)
 | 08/14〜08/16 | Yuta Ikeda | - | -4(71-71-67) | 6902 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2001 (7th)
 | 08/15〜08/17 | Jumpei Takayama | - | -9(66-72-66) | 6979 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2000 (6th)
 | 08/16〜08/18 | Kodai Ichihara | - | -5(68-71-72) | 6930 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1999 (5th)
 | 08/18〜08/20 | Yukinobu Watanabe | - | +1(70-75-69) | 6979 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 1998 (4th)
 | 08/19〜08/21 | Yusaku Miyazato | - | -9(71-67-69) | 6979 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1997 (3rd)
 | 08/20〜08/22 | Taichiro Kiyota | - | -3(70-70-73) | 6979 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1996 (2nd)
 | 08/07〜08/09 | Tatsuhiko Ichihara | - | -6(69-71-70) | 6979 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1995 (1st)
 | 08/09〜08/11 | Keizo Yoshida | - | -3(71-71-74) | 6887 | 73 | Kasumigaseki CC West Course
 | 
 
          
            | 1994 -
 | 08/10〜08/12 | Tomohiro Kondo | - | -3(70-72-71) | 6960 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1993 -
 | 08/11〜08/13 | Hirokazu Kuniyoshi | - | +4(70-73-77) | 6960 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1992 -
 | 08/05〜08/07 | Hirokazu Kuniyoshi | - | -2(70-74-70) | 6954 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1991 -
 | 08/07〜08/09 | Tetsuya Haraguchi | - | -2(71-71-72) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1990 -
 | 08/08〜08/10 | Hirotaka Shirahama | - | -3(72-69) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1989 -
 | 08/09〜08/11 | Kazuyoshi Yonekura | - | -9(71-71-65) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1988 -
 | 08/10〜08/12 | Kazuyoshi Yonekura | - | +3(75-72-36) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1987 -
 | 08/05〜08/07 | Shigeki Maruyama | - | +3(73-74-72) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1986 -
 | 08/06〜08/07 | Tetsu Nishikawa | - | +1(70-74-73) | 6580 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1985 -
 | 08/07〜08/08 | Keiichiro Fukabori | - | +2(72-73-73) | 6939 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1984 -
 | 08/08〜08/09 | Ryoken Kawagishi | - | +6(74-72-76) | 6939 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1983 -
 | 08/09〜08/10 | Ryoken Kawagishi | - | -6(70-71-69) | 6939 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1982 | 08/06〜08/06 | Junji Takigawa | - | 146 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1981 | 08/13〜08/13 | Hiroyuki Aoyama | - | 146 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1981 | 08/21〜08/22 | Junji Takigawa | - | 217 |  |  | Ranzan CC | 
 
          
            | 1980 | 08/01〜08/01 | Nobuyuki Ikeda | - | 145 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1979 | 08/02〜08/02 | Ryoichi Koshiba | - | 148 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1978 | 08/03〜08/03 | Masaki Kurihara | - | 154 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1977 | 08/11〜08/11 | Taichiro Kanatani | - | 151 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1976 | 08/06〜08/06 | Taichiro Kanatani | - | 142 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1975 | 08/13〜08/13 | Nobumitsu Yuhara | - | 144 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1974 | 08/02〜08/02 | Nobumitsu Yuhara | - | 143 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1973 | 08/22〜08/22 | Masahiro Kuramoto | - | 148 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1972 | 08/03〜08/03 | Masayuki Naito | - | 152 |  |  | Kasumigaseki CC West Course
 | 
 
          
            | 1971 | 08/20〜08/20 | Noriaki Kimura | - | 149 |  |  | Kasumigaseki CC West Course
 | 
 
          
            | 1970 | 08/24〜08/24 | Takafumi Ishii | - | 149 |  |  | Ranzan CC | 
 
          
            | 1969 | 08/20〜08/20 | Takekazu Shimizu | ○ | 150 |  |  | Ranzan CC | 
 
          
            | 1968 | 08/29〜08/29 | Tetsu Yamazaki | ○ | 156 |  |  | Ranzan CC | 
 
          
            | 1967 | 08/10〜08/10 | Hideo Morinaga | - | 151 |  |  | Ranzan CC | 
 
          
            | 1966 | 08/10〜08/10 | Kazuhiro Hasegawa | - | 148 |  |  | Ranzan CC | 
 
          
            | 1965 | 08/13〜08/13 | Ken Kato | - | 149 |  |  | Ranzan CC | 
 
          
            | 1964 | 08/06〜08/06 | Keiji Yoshimi | - | 151 |  |  | Chiba CC Kawama Course
 | 
 
          
            | 1963 | 08/05〜08/05 | Seiichi Numazawa | - | 152 |  |  | Chiba CC Noda Course
 | 
 
          
            | 1962 | 07/31〜07/31 | Seiichi Numazawa | - | 156 |  |  | Chiba CC Noda Course
 | 
 
          
            | 1961 | 08/02〜08/02 | Yasuyuki Fujiwara | - | 156 |  |  | Chiba CC Noda Course
 | 
 
          
            | 1960 | 08/05〜08/05 | Kiyotaka Moroto | ○ | 162 |  |  | Chiba CC Kawama Course
 | 
 
          
            | 1959 | 08/17〜08/18 | Takayuki Yoshikawa | - | 158 |  |  | Shinonome GC | 
 
          
            | 1958 | 08/06〜08/06 | Takayuki Yoshikawa | - | 166 |  |  | Takanodai CC | 
 
          
            | 1957 | 08/14〜08/14 | Ryoji Kakimoto | - | 174 |  |  | Takanodai CC |