See current conditions and a 5-day forecast for any peak before you commit to the climb. Included with Peak Lens: Mountain ID Pro.
Save any peak's map, trails, and reviews to your phone before you lose service. Pro keeps Peak Lens: Mountain ID working in airplane mode.
About this peak
The world's largest caldera and its still-smoking Nakadake crater — a walkable volcanic rim with a road almost to the top.
Peak facts
Best season
Year-round
Nearest town
Aso, Japan
Getting there
Rim trails from the Aso crater bus stop; crater access closes when gas levels rise.
Geology
One of Earth's largest calderas with an active crater lake
Summit photo gallery
1 shot from this peak — tap the share icon on any photo to post it to your social channels.
Plan your climb
Nakadake Crater Rim Walk
EasyWalk the rim of one of the world's largest active craters — steam vents, cable car and the Kusasenri meadow below.