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  | Bonga |
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  | Boram |
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  | Bot Bot River |
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  | Buin |
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  | Bumi River |
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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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 | 115th Infantry Regt 3rd Bn 11 Coy (Japanese) |
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  | 115th Infantry Regt 3rd Bn 11th Coy 2nd Pl 2nd Sect (Japanese) |
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 | 115th Infantry Regt Regt HQ Signals Coy (Japanese) |
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  | 115th Regt Communications Unit 1st Pl 2nd Sect (Japanese) |
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 | 155th Infantry Regt 3rd Bn 12 Coy (Japanese) |
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  | 18th Army Headquarters Azuma Unit 1st Coy 2nd Sect (Japanese) |
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