| Ginzaburo Totani |
April 1, 1950 - March 31, 1957 |
| Yoshiharu Yoshida |
April 1, 1957 - July 19, 1957 (acting) |
| Senji Uchino |
July 20, 1957 - September 20, 1957 |
| Yoshiharu Yoshida |
September 21, 1957 - December 9, 1957(acting) |
| Ren Kimura |
December 10, 1957 - December 9, 1963 |
| Ryutaro Hagino |
December 10, 1963 - December 9, 1971 |
| Hisamasa Sato |
December 10, 1971 - July 31, 1972(acting) |
| kentaro Takagi |
August 1, 1972 - January 13, 1980 |
| Yoetsu Hachisuka |
January 14, 1980 - March 23, 1980(acting) |
| Kiyohito Shibata |
March 24, 1980 - March 23, 1988 |
| Yoetsu Hachisuka |
March 24, 1988 - March 23, 1994 |
| Nobuyuki Ito |
March 24, 1994 - March 31, 2000 |
| Yoshiro Wada |
April 1, 2000 - August 22, 2005 |
| Yoshifusa Naito |
August 23, 2005 - September 19, 2005(acting) |
| Hitoo Nishino |
September 20, 2005 - March 31, 2010 |
| Hajime Togari |
April 1, 2010 - March 31, 2014 |
| Kenjiro Kohri |
April 1, 2014 - March 31, 2022 |
| Kiyofumi Asai |
April 1, 2022 - present |
