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The wreck of a WWII Japanese midget sub at the bottom of Sydney Harbor.


submarine commander Mochitsura Hashimoto, At the outbreak of World War II, Lieutenant Hashimoto was the torpedo officer on the submarine I-24. The I-24 launched the midget-sub at Pearl Harbor on December 7, 1941, which carried Kazuo Sakamaki, who became America's first prisoner of war of World War II. Hashimoto saw action in many crucial Pacific operations. He was promoted to Lieutenant Commander in 1944. Later in the war, Hashimoto was given command of the Japanese submarine I-58 which…

from Urban Ghosts Media

The Rusting Wreck of Kiska Island's Abandoned Japanese Midget Submarine

On the island of Kiska, Alaska, an abandoned Japanese midget submarine has lain silent in the grass that has consumed its former launch facility for decades. The abandoned wreck is now part of a Pacific war memorial.


At the end of World War II, Allied Occupation forces found hundreds of midget submarines built and building in Japan, including large numbers of the “Koryu” type. Many of these boats were in massed groups at shipyards and naval bases.


The Pearl Harbor Attack: On December 7, 1941 at approximately 6:00 am, Japanese aircraft began taking off from their carriers to launch a surprise attack on Pearl Harbor. At around 7:00 am, US Destroyer Ward took down 2 Japanese midget submarines off of Pearl Harbor’s entrance.

abandoned submarine