Mongolia Garrison Army
| Japanese Mongolia Garrison Army | |
|---|---|
| Active | December 27, 1937 - July 27, 1946 |
| Country | Empire of Japan |
| Branch | Imperial Japanese Army |
| Type | Infantry |
| Role | Corps |
| Garrison/HQ | Kalgan |
| Nickname(s) | Bō (戊) |
| Engagements | Soviet invasion of Manchuria |
The Mongolia Garrison Army (駐蒙軍, Chūmōgun) was an army of the Imperial Japanese Army during World War II.