| Eighteenth Area Army | |
|---|---|
 Japanese troops in Burma | |
| Active | January 4, 1943 - August 15, 1945 |
| Country | Empire of Japan |
| Branch | Imperial Japanese Army |
| Type | Infantry |
| Role | Field Army |
| Garrison/HQ | Bangkok |
| Nickname(s) | 義 (Gi = “righteous”) |
The Eighteenth Area Army (第18方面軍, Dai jyūhachi hōmen gun) was a field army of the Imperial Japanese Army during World War II.