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| Buna Area |
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| Buso River–Finschhafen Area |
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| But |
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| Cape Bushing |
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| Cape Gloucester |
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| Cape Pus |
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| Central Bougainville |
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| Cromwell Range |
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| Dagua |
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| 115th Infantry Regt 2nd Bn 6th Coy (Japanese) |
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| 115th Infantry Regt 2nd Bn 7th Coy 3rd Pl (Japanese) |
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| 115th Infantry Regt 2nd Bn Machine Gun Coy 4th Pl (Japanese) |
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| 115th Infantry Regt Communication Coy 1st Pl 2nd Sect (Japanese) |
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| 115th Infantry Regt HQ Signals Coy Field Telephone Pl 1st Sect (Japanese) |
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| 115th Infantry Regt Regt HQ Signals Coy (Japanese) |
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| 115th Infantry Regt Signals Unit 2nd Pl 1st Sect (Japanese) |
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| 115th Regt Headquarters Signals Coy 1st Pl 2nd Sect (Japanese) |
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| 115th Regt Headquarters Signals Coy 2nd Pl 3rd Sect (Japanese) |
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| 14th Field Artillery Regt 3rd Bn (Japanese) |
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| 14th Field Artillery Regt HQ 3rd Bn Baggage Sect (Japanese) |
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| 18th Army Headquarters Azuma Unit 1st Coy 2nd Sect (Japanese) |
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| 18th Army Intendance Unit (Japanese) |
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| 21st Independent Mix Bde 2nd Coy 1st Pl (Japanese) |
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