Mount Maru (Esan)

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Mount Maru (Maru-yama) is an active stratovolcano of the Kameda peninsula. It is located in Hakodate, Hokkaidō, Japan. Mount Maru is also known as Esan Maruyama to distinguish it from other Mount Maru's and because of its close association with nearby Mount E.

Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.