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  200mm Short Naval Gun  Sapuk No. 1
IJN

Click For Enlargement
Click For Enlargement
D Spennemann 1999
Wartime History
This gun was built in 1902 by Stabilimento Armstrong-Pozzuoli, a subsidiary of Sir W.G. Armstrong-Whitworth. Prior to World War I, purchased by the Japanese Navy and shipped to Japan.

Wartime History
Prewar, this gun was emplaced with a shield at Sapuk on Moen Island (Weno) to defend Truk Lagoon. Also known as Sapuk No. 1. In early September 1945 the gun was abandoned and the breech block removed.

Wreckage
This gun remains in situ. Known t locals as the "Singapore Gun" as many incorrectly believe this gun was captured by the Japanese in Singapore and transported to Truk Lagoon.

References
8-inch coastal defense guns in Micronesia to learn more about this history.

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Last Updated
November 22, 2025

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