| 陸軍省 Rikugun-shō | |
 HQ building of the Imperial Japanese Army, Tokyo, from 1937–1945 | |
| Agency overview | |
|---|---|
| Formed | April 1872 |
| Preceding agency | |
| Dissolved | November 1945 |
| Superseding agency | |
| Jurisdiction |  Imperial Japanese Army |
The Army Ministry (陸軍省, Rikugun-shō), also known as the Ministry of War, was the cabinet-level ministry in the Empire of Japan charged with the administrative affairs of the Imperial Japanese Army (IJA). It existed from 1872 to 1945.
In the IJA and IJN, the ministries were in charge of Gunsei (軍政, military administration), and Army General Staff Office and Navy General Staff were in charge of Gunrei (軍令, military command). The two were distinguished.