Lieutenant-General
* 5th of January 1892
† 15th of January 1965
(阪口芳太郎)
(さかぐち よしたろう)
| 1936-08-01 | Colonel |
| 1939-03-09 | Major-General |
| 1941-11-06 | Lieutenant-General |
| 1936-03-28 | – | 1937-11-01 | Commanding Officer 12th Air Regiment |
| 1937-11-01 | – | 1938-07-15 | Executive Officer, Tokyo Army Aviation School |
| 1938-07-15 | – | 1939-12-01 | Instructor at the War College |
| 1939-12-01 | – | 1941-11-13 | Head of Army Aviation Experimental Department |
| 1941-11-13 | – | 1942-06-01 | Deputy Chief of Staff, Southern Army |
| 1942-06-01 | – | 1942-10-15 | Head of Army Aviation Technical Research Institute |
| 1942-06-01 | – | 1942-10-15 | Head of Army Aviation Experimental Department |
| 1942-10-15 | – | 1943-05-19 | Head of Inspection Bureau, Army Aviation Headquarters |
| 1943-05-19 | – | 1944-03-22 | General Officer Commanding 4th Air Division |
| 1944-03-22 | – | 1944-07-28 | Deputy Chief of Staff, Southern Army |
| 1944-07-28 | – | 1945-02-01 | Attached to Army Aviation Headquarters |
| 1945-02-01 | – | 1945-06-06 | Deputy Chief of Tokai Munitions Administration Section, Ministry of Munitions |
| 1945-02-01 | – | 1945-06-06 | Comptroller, Army Aviation Headquarters |
| 1945-06-06 | Retired |