volcano islands

plural noun

1. three islands in the W Pacific, belonging to Japan: under U.S. administration 1945–68.

pl n

1. a group of three volcanic islands in the W Pacific, about 1100 km (700 miles) south of Japan: the largest is Iwo Jima, taken by US forces in 1945 and returned to Japan in 1968. Area: about 28 sq km (11 sq miles)Japanese name: Kazan Retto