| Year | Date | Champion | PO | Score | Yards | Par | Course | 
 
          
            | 2023 (28th)
 | 08/16〜08/18 | Komei Oishi | - | -9(72-68-67) | 7020 | 72 | Tokyo GC | 
 
          
            | 2022 (27th)
 | 08/17〜08/19 | Komei Oishi | - | -5(71-68-72) | 7020 | 72 | Tokyo GC | 
 
          
            | 2021 (26th)
 | 08/18〜08/20 | Reo Maruo | - | -6(73-70-67) | 7019 | 72 | Hidaka CC East/West Course
 | 
 
          
            | 2019 (25th)
 | 08/14〜08/16 | Misaki Yoshizawa | - | -1(69-75-68) | 6877 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2018 (24th)
 | 08/15〜08/17 | Misaki Yoshizawa | - | +2(67-70-75) | 6775 | 70 | Kasumigaseki CC West Course
 | 
 
          
            | 2017 (23rd)
 | 08/16〜08/18 | Ryo Hisatsune | - | -6(72-69-66) | 6971 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2016 (22nd)
 | 08/17〜08/19 | Kohei Okada | - | -2(71-69) | 7024 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2015 (21st)
 | 08/19〜08/21 | Yuki Ikeda | - | -4(70-71-68) | 6982 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2014 (20th)
 | 08/20〜08/22 | Yuki Ikeda | - | -6(66-70-71) | 7053 | 71 | Kasumigaseki CC West Course
 | 
 
          
            | 2013 (19th)
 | 08/21〜08/23 | Keita Suzuki | - | ±0(75-70-68) | 6982 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2012 (18th)
 | 08/15〜08/17 | Issei Tanabe | - | -4(71-67-74) | 7093 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 2011 (17th)
 | 08/17〜08/19 | Fumiaki Saito | - | -2(70-72) | 6961 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 2010 (16th)
 | 08/18〜08/20 | Masamichi Ito | - | -8(68-72-71) | 7076 | 73 | Kasumigaseki CC West Course
 | 
 
          
            | 2009 (15th)
 | 08/20〜08/21 | Kenta Konishi | - | -4(74-68) | 6887 | 73 | Kasumigaseki CC West Course
 | 
 
          
            | 2008 (14th)
 | 08/21〜08/22 | Yosuke Asaji | - | -5(69-68) | 6670 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2007 (13th)
 | 08/16〜08/17 | Kentaro Toyota | ○ | -1(70-75) | 6887 | 73 | Kasumigaseki CC West Course
 | 
 
          
            | 2006 (12th)
 | 08/17〜08/18 | Satoshi Hara | - | +1(70-73) | 6801 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2005 (11th)
 | 08/18〜08/19 | Shunta Maeawakura | - | -8(67-69) | 6735 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 2004 (10th)
 | 08/19〜08/20 | Shunta Maeawakura | - | +2(73-71) | 6788 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 2003 (9th)
 | 08/21〜08/22 | Yusaku Matsuoka | - | -6(67-71) | 6656 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 2002 (8th)
 | 08/15〜08/16 | Yoshihiro Kamei | - | +1(72-73) | 6788 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 2001 (7th)
 | 08/16〜08/17 | Daisuke Okabe | - | +2(71-75) | 6656 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 2000 (6th)
 | 08/17〜08/18 | Fumio Matsumoto | - | -1(75-68) | 6784 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1999 (5th)
 | 08/19〜08/20 | Fumio Matsumoto | - | +3(77-68) | 6514 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 1998 (4th)
 | 08/20〜08/21 | Kota Tokashiki | - | -2(71-71) | 6545 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1997 (3rd)
 | 08/21〜08/22 | Kodai Ichihara | - | +2(71-75) | 6545 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1996 (2nd)
 | 08/08〜08/09 | Yukinori Takayama | - | -2(71-71) | 6545 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1995 (1st)
 | 08/10〜08/11 | Taichiro Kiyota | ○ | +2(74-74) | 6585 | 73 | Kasumigaseki CC West Course
 | 
 
          
            | 1994 -
 | 08/11〜08/12 | Yusaku Miyazato | - | +3(76-71) | 6527 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1993 -
 | 08/12〜08/13 | Taichiro Kiyota | - | +9(77-76) | 6527 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1992 -
 | 08/06〜08/07 | Wataru Sugihara | ○ | +6(73-75) | 6498 | 71 | Kasumigaseki CC East Course
 | 
 
          
            | 1991 -
 | 08/08〜08/09 | Kentaro Yonekura | - | ±0(73-71) | 6356 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1990 -
 | 08/09〜08/10 | Tomoharu Kimura | - | +5(77) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1989 -
 | 08/10〜08/11 | Tetsuya Haraguchi | - | +7(74-77) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1988 -
 | 08/11〜08/12 | Tomoyuki Yamaguchi | - | +8(80-36) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1987 -
 | 08/06〜08/07 | D.C.Remi | - | +10(76-78) | 6682 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1986 -
 | 08/06〜08/07 | Kazuyoshi Yonekura | - | +9(75-78) | 6580 | 72 | Kasumigaseki CC West Course
 | 
 
          
            | 1985 -
 | 08/07〜08/08 | Hiroki Ando | - | +9(75-78) | 6939 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1984 -
 | 08/08〜08/09 | Shigeki Maruyama | - | +13(76-81) | 6939 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1983 -
 | 08/09〜08/10 | Hideaki Sato | - | +3(72-75) | 6939 | 72 | Kasumigaseki CC East Course
 | 
 
          
            | 1982 | 08/06〜08/06 | Toshiaki Odate | - | 150 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1981 | 08/13〜08/13 | Ryoken Kawagishi | - | 153 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1980 | 08/01〜08/01 | Yusuke Yoda | - | 152 |  |  | Kasumigaseki CC West Course
 | 
 
          
            | 1979 | 08/02〜08/02 | Kenichi Iwasaki | - | 153 |  |  | Kasumigaseki CC West Course
 | 
 
          
            | 1978 | 08/03〜08/03 | Hiroshi Yamanaka | - | 158 |  |  | Kasumigaseki CC East Course
 | 
 
          
            | 1977 | 08/11〜08/11 | Ryuji Yotsumoto | - | 154 |  |  | Kasumigaseki CC East Course
 |