Two warships of Japan have borne the name Suma :
, a launched in 1895 and stricken in 1923 , an launched in 1915 as HMS Moth and scuttled in 1941. Subsequently, refloated and renamed in 1942 she served in the Japanese Navy until her sinking in 1945.
See also , protected cruiser class of the Imperial Japanese Navy, whose lead ship was Suma