35.90 N, 137.48 E
summit elevation 3063 m
Ontake is the second highest volcano in Japan. It is located in the Norikura Volcanic Chain of central Japan. It is close to the junction of the Izu–Bonin and Mariana and
Southwestern Japan volcanic arcs. Ontake volcano has been considered a holy mountain since 1792.
An eruption of Ontake volcano on 27 September 2014 caused up to 48 fatalities.
Around 5:00 on 28 October, 1979 an eruption occurred at a fissure on the southwestern slope of the main peak, Kengamine.
Ashfall was observed in Maebashi City 150 km away.
A 30 m diameter crater was formed, and nine small craters in a line NW-SE.
2014, 1979-80, 774 AD