a speed of . The ships had a range of at a speed of . The Shimushu-class was well armed for its size. The main armament of the Shimushu class consisted of three Type 3 guns in single mounts, one superfiring pair aft and one mount forward of the superstructure, which had been taken from old destroyers. The minesweeping role was accomplished by two paravanes on each beam. The ASW role was accomplished with 18 Type 95 depth charges, but this was doubled in May 1942 when the minesweeping gear was removed and a Type 93 sonar was installed. The anti-submarine weaponry later rose to 60 depth charges with a Type 97 trench mortar and six depth charge throwers. Anti-aircraft protection was by four Type 96 anti-aircraft guns in two twin-gun mounts abreast the bridge. This was later increased by August 1943 when the twin-mounts were replaced by triple-mounts, and an additional three triple-mounts, one in front of the bridge and two behind the smokestack were added. A Type 22 radar was also installed in 1943 and a Type 13 in 1944. Operational service Despite being designed for operations in northern waters, the lead vessel of the class, was used primarily in southern waters for convoy escort. She survived the war and was given as a prize of war to the Soviet Navy, which continued to use her until 1959. was sunk by a submarine in 1944. and served in the northern Pacific, and both were scrapped after the end of the war. Ships in class The four ships were ordered as ships #9 to #12 under the 3rd Naval Armaments Supplement Programme in 1937. Notes References External links Shimushu class at Imperial Japanese Navy.com Shimushu