Mount Hanare

Mount Hanare is a lava dome in Karuizawa standing at about 1,256 meters (4,121 feet) with visible volcanic formations across its slopes. The mountain provides hiking trails through its rocky terrain, offering close views of the geological structures that define this area.

This mountain formed through volcanic activity connected to Mount Asama thousands of years ago, shaping the landscape of the region. The geological layers visible on the slopes tell the story of the area's volcanic past.

Local residents have woven this mountain into their seasonal celebrations and daily life for generations. You can sense this connection when walking through the nearby villages and seeing how people relate to the volcano.

Hiking routes are typically open from spring through autumn, with early morning starts offering the best conditions to avoid afternoon weather changes. Wear sturdy hiking shoes and bring plenty of water since the volcanic terrain can be steep and exposed.

The mountain contains specific volcanic materials that reveal eruption patterns from the past and help scientists predict geological shifts in the future. This scientific importance makes it a valuable location for understanding the region's volcanic story.

Location: Karuizawa

Elevation above the sea: 1,255.9 m

Part of: Mount Asama

GPS coordinates: 36.35381,138.61192

Latest update: December 10, 2025 20:03