Former Directors, emeritus
Former Directors
| Eiji Sugata | |
| 1972.4-1983.4 | Kounosuke Fukai |
| 1983.4-1990.3 | Hiroshi Fujita |
| 1990.4-1993.3 | Katsumi Ura |
| 1993.4-1994.3 | Toshimi Yamane |
| 1994.4-1998.3 | Hiroshi Nishihara |
| 1998.4-2000.3 | Ryuichi Shimizu |
| 2000.4-2005.3 | Kenjiro Oura |
| 2005.4-2010.3 | Hirotaro Mori |
| 2010.4-2014.3 | Toshiaki Suhara |
| 2014.4-2021.3 | Hidehiro Yasuda |
| 2022.5-2024.3 | Susumu Kuwabata |
Professors Emeriti
| 2007.4 | Akio Takaoka |
| 2010.4 | Hirotaro Mori |