Tatsuta was a Japanese light cruiser the keel of which was laid in 1917, launched in May 1918, and commissioned in the Imperial Japanese Navy in March 1919. The ship was 142.6 meters long, 12.3 meters wide, and had a full displacement of 4,600 tons. Cruiser Tatsuta's top speed was around 32-33 knots. At the time of launching, the main armament was 4 140 mm guns in single positions, and the additional armament was, among others: 2 triple 533 mm torpedo tubes.

Markings:

• I.J.N. July,1942 (after anti-aircraft weapons are increased)
• I.J.N. Dec.,1941 (the outbreak of war)