An item referred to the magazine Schiffsbau dated 4 December 1929 reported the launching of the Japanese submarine minelayer Tsubame (1) at Yokohama, Japan. Laid down on 17 September 1928. Displacement 500 tons and surfaced speed of 20 miles.
Note
1. Sister ship Kamome, laid down by Mitsubishi, Yokohama, launched on 24 April 1929, completed in July 1929 and sink on 1 March 1945. Coastal minelayer-net layer and not a submarine minelayer.
Note
1. Sister ship Kamome, laid down by Mitsubishi, Yokohama, launched on 24 April 1929, completed in July 1929 and sink on 1 March 1945. Coastal minelayer-net layer and not a submarine minelayer.
