was one of 10 s built for the Imperial Japanese Navy during World War I.
Design and description The Kaba-class destroyers were improved versions of the preceding . They displaced at normal load and at deep load. The ships had a length between perpendiculars of and an overall length of , a beam of and a draught of . The Kabas were powered by three vertical triple-expansion steam engines, each driving one shaft using steam produced by four Kampon water-tube boilers.Friedman 1985, p. 242 Two boilers burned a mixture of coal and fuel oil while the other pair only used oil.Todaka, et al., p. 215 The engines produced a total of that gave the ships a maximum speed of .Watts & Gordon, p. 248 They carried a maximum of of coal and of oil which gave them a range of at a speed of . Their crew consisted of 92 officers and ratings.Jentschura, Jung & Mickel, p. 135
The main armament of the Kaba-class ships consisted of a single quick-firing (QF) gun located on the bow. They were also armed with four QF guns on single mounts. Two guns were positioned abreast the middle funnel, one gun was on the aft superstructure and the fourth gun was on the stern. The destroyers' torpedo armament consisted of two twin rotating mounts for Friedman 2011, p. 349 torpedoes located between the superstructure and the stern gun.
Construction and career Matsu was laid down at Mitsubishi's shipyard in Nagasaki on 3 November 1914, launched on 5 March 1915 and completed on 6 April. During World War I the ship patrolled the area around Singapore and later served as a convoy escort in the Mediterranean Sea.Halpern, p. 393 Matsu was damaged during the 1923 Great Kantō earthquake, but was repaired. She was stricken from the navy list in November 1931, was decommissioned on 1 April 1932 and subsequently broken up.
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