Mount Asama
浅間山
An active 2,568-meter stratovolcano within a national park featuring unique lava formations and a historic volcanic observatory.
What it is
- A 2,568-meter active stratovolcano located on the border of Nagano and Gunma prefectures.
- Part of the Joshin'etsu-kogen National Park since its establishment in 1949.
- Site of Japan's first volcanic observatory which opened in August 1911.
- A Rank A active volcano consisting of andesitic rock with a central caldera.
What to see
- The Onioshidashi lava flow created during the massive 1783 Tenmei eruption.
- Special Natural Monument lava tree molds located in the Tsumagoi area.
- The current active vent situated on the Maekake portion of the volcano.
- Wildlife including golden eagles and Asian black bears in their natural habitat.
When to go
- Climbing access is subject to change based on current volcanic activity alert levels.
Notes written by Japan Gems from facts in Japanese Wikipedia.
Where it is
Mount Asama Open in Google Maps
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