Eruption of Hakoneyama

12th century · 35.23° N, 139.02° E

Mount Hakone , with its highest peak Mount Kami, is a complex volcano in Kanagawa Prefecture, Japan that is truncated by two overlapping calderas, the largest of which is 10 × 11 km wide. The calderas were formed as a result of two major explosive eruptions about 180,000 and 49,000–60,000 years ago.

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