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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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  | Bogia |
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  | Bonga |
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  | Boram |
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 | 1st Shipping Engineer Regt 2nd Coy (Japanese) |
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  | 1st Shipping Engineer Regt (Japanese) |
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 | 1st Shipping Enginner Regt (Japanese) |
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  | 4th Air Intelligence Unit No. 2 Coy (Japanese) |
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 | Shipping Group HQ (Japanese) |
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  | Bougainville |
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  | Buka Island |
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  | Buna |
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  | Buso River–Finschhafen Area |
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  | Butubutu |
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