Major-General
* 28th of April 1895
† 17th of June 1978
(岡田恒吉)
(おかだ つねきち)
| 1941-03-01 | Colonel |
| 1945-03-01 | Major-General |
| 1941-03-01 | – | 1941-06-15 | Staff Officer, Army Medical School |
| 1941-06-15 | – | 1944-03-01 | Chief of Hygiene Section, Medical Affairs Bureau |
| 1944-03-01 | – | 1944-10-26 | Instructor at the Army Medical School |
| 1944-03-24 | – | 1944-10-26 | Attached to 1st Tokyo Army Hospital |
| 1944-10-26 | – | 1945-06-23 | Executive Officer, Army Medical School |
| 1945-06-23 | – | 1945-09-02 | Chief of Medical Section, 11th Area Army |
| 1945-06-23 | – | 1945-09-02 | Chief of Medical Section, North-eastern Army |