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  | Kwato |
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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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  | 20th Engineer Regt 2nd Coy (Japanese) |
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 | 33rd Independent Engineer Regt 2nd Coy (Japanese) |
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  | Lae–Markham River Area |
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  | Lakona |
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  | Long Island |
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  | Los Negros Island |
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  | Madang |
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  | Maladang |
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  | Malahang |
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  | Mamagota |
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  | Manokwari |
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  | Maprik |
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  | Marienberg |
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