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  | Admiralty Islands |
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  | Aitape |
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  | Aitape Wewak Area |
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  | Amboga River |
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  | Amuba |
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  | Arndt Point |
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  | Awul |
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  | Ballalae Island |
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  | Bau-ak |
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  | Biak Island |
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  | Bismarck Sea |
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  | Bobdubi |
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 | 18th Army 20th Div (Japanese) |
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  | 18th Army 51st Div (Japanese) |
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 | 20th Division 4th Field Hospital (Japanese) |
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  | 20th Division 78th Infantry Regt (Japanese) |
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 | 20th Division 79th Infantry Regt (Japanese) |
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  | 20th Division 80th Infantry Regt (Japanese) |
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