Facility Directors
| Mizuho Nakata April 1, 1957 - March 31, 1959 (Administrative Post) |
| Komei Ueki April 1, 1959 - May 31, 1967 |
Mizuho Nakata
First Facility Director
Institute Directors
| Komei Ueki June 1 - August 15, 1967 (Administrative Post) |
| Komei Ueki August 16, 1967 - February 28, 1969 |
| Tadao Tsubaki March 1, 1969 - January 30, 1971 (Administrative Post) |
| Yo Oyake January 31- February 19, 1971 (Administrative Post) |
| Tadao Tsubaki February 20 - Jane 12, 1971 (Administrative Post) |
| Komei Ueki Jane 13 - August 24, 1971 (Administrative Post) |
| Tadao Tsubaki August 25,1971 - April 1, 1972 (Administrative Post) |
| Komei Ueki April 2 - 27, 1972 (Administrative Post) |
| Komei Ueki April 28, 1972 - April 27, 1976 |
| Tadao Tsubaki April 28, 1976 - April 27, 1978 |
| Komei Ueki April 28, 1978 - April 1, 1980 |
| Naoshige Maruyama April 2, 1980 - January 31, 1985 |
| Fusahiro Ikuta February 1, 1985 - January 31, 1993 |
| Mei Satake February 1, 1993 - January 31, 1995 |
| Ryuichi Tanaka February 1, 1995 - January 31, 2001 |
| Shoji Tsuji February 1, 2001 - June 30, 2002 |
| Hitoshi Takahashi July 1, 2002 - January 31, 2014 |
| Masatoyo Nishizawa February 1, 2014 - January 31, 2016 |
| Hiroyuki Nawa February 1, 2016 - January 31, 2020 |
| Osamu Onodera February 1, 2020 - |
