The ship's secondary armament of twenty 50-calibre guns was mounted in casemates on the upper sides of the hull and in the superstructure. The manually operated guns had a maximum range of and fired at a rate of six to ten rounds per minute. Anti-aircraft defence was provided by four 40-calibre 8-centimetre (3 in) 3rd Year Type AA guns in single mounts. These guns had a maximum elevation of +75 degrees, and a rate of fire of 13 to 20 rounds per minute. The ship was also fitted with eight torpedo tubes, four on each broadside, two above water and two submerged.