Suwanose-jima, one of Japan’s Most Active Volcanoes Posted by agimarc on 2019-06-07 Posted in: Asia, Volcanoes. Tagged: Andesite, Japan, Makkodai, Nabedao, Otake, pyroclastic, Ryukyu, Suwanose-jima, Suwanosejima, Tondachidake. 1 Comment Suwanose-jima island and Otake volcano in its center. Flank collapse and new pyroclastic cone are clearly visible on the center and to the east of the crater. Image screen capture via Google maps. Continue Reading Advertisement