 | This article includes a list of references, related reading, or external links, but its sources remain unclear because it lacks inline citations. (April 2020) |
| Japanese Twenty-First Army | |
|---|---|
| Active | September 19, 1938 - February 19, 1940 |
| Country | Empire of Japan |
| Branch | Imperial Japanese Army |
| Type | Infantry |
| Role | Corps |
| Garrison/HQ | Guangzhou |
| Nickname(s) | none |
| Engagements | Canton Operation |
The Japanese 21st Army (第21軍, Dai-nijyūichi gun) was an army of the Imperial Japanese Army during the Second Sino-Japanese War.