| Japanese Fifty-Fourth Army | |
|---|---|
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| Active | June 19, 1945 – August 15, 1945 |
| Country | Empire of Japan |
| Branch | Imperial Japanese Army |
| Type | Infantry |
| Role | Corps |
| Garrison/HQ | Shinshiro, Aichi |
| Nickname(s) | Satsu (颯, Dashing) |
| Engagements | Operation Downfall |
The Japanese 54th Army (第54軍, Dai-gojyūyon gun) was an army of the Imperial Japanese Army during the final days of World War II.