Mount Oakan (雄阿寒岳, Oakan-dake)

Mount Oakan (雄阿寒岳, Oakan-dake) is a stratovolcano located in Akan National Park in Hokkaidō, Japan. Mount Oakan sits in the Akan caldera northeast of Lake Akan. The volcano rises some 900 metres (3,000 ft) above the surrounding terrain. The top of the volcano is 1,370 metres (4,490 ft) above sea level. The volcanic cone is some 8 kilometres (5.0 mi) in diameter. There are three explosion craters at the summit. At Kitanakahara (北中腹) at about 800 metres (2,600 ft), there is a fumarole. The volcano is made mostly from non-alkali mafic volcanic rock. The main rock type is andesite and dacite.

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