Dive Diary: Gosei Maru

The Gosei Maru was built in 1937 for the Koun Kisen Y.Y. as a coastal freighter. To maximize hold-carrying capacity she had no amenities but was a work ship. She transported coal, Zero Plane parts, torpedoes and other things between Kure, Yokosuka, Rabaul, other destinations and Truk. She arrived in Truk on the 12th of…

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Dive Diary: Yamagiri Maru

The Yamagiri Maru was built in 1938 by Mitsubishi Heavy Industries as a Passenger-Cargo freighter for the Yamashita Kisen (Steamship) Company. The submarine U.S.S. Drum attacked and heavily damaged her on August 28th 1943. She was taken back to Rabaul but daily air strikes made repair there impossible and she was moved to Truk Lagoon…

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Dive Diary: Sankisan Maru

The Sankisan Maru has some mystery to her. There are stories, that she was named Red Hook once, being built in Tacoma, Washington, then captured and renamed. However, some of the things like the tonnage and other things don’t add up. So there is discussion if this story is true. Most likely not. Undoubtfully however…

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Dive Diary: Nippo Maru

The Nippo Maru was built in 1936 for the Okazaki Honten Steamship Co. Ltd. based in Kobe. Two of her six sister ships were also sunk in the Operation Hailstone attack, the Momokawa Maru and the Kikukawa Maru. She initially carried supplies (mostly food) from Taiwan to Japan and back. She was requisitioned in August…

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