Volcano Research Center (VRC), Earthquake Research Institute (ERI), University of Tokyo, is providing this home page.
"Hakone" is an active volcano 30 km SE of Mt. Fuji. Left landsat image shows Hakone Volcano having a 10 km-diameter caldera with several central cones inside. The latest eruption took place ca. 3,000 B.P.
Summarized by Volcanological Society of Japan, and National Committee of Volcanology and Chemistry of the Earth's Interior (Japan), Science Counsil of Japan