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Keywords from Image Description:
Okinawa trench and Okinawa trough topographic. en Map of the Okinawa Trench trench off Ryukyu Islands Red Line and Okiniwa Trough trough in north of Ryukyu Islands Pink Image Okinawa trench topographic and Image Okinawa trough topographic Jackopoid Custom marker This image has synthesized from two images in the public domain