https://hoshinoresorts.com/en/hotels/hoshinoyafuji/activities/13683/
Jyukai Lava Hiking | HOSHINOYA Fuji - Official Site
A guided hike of about 3.5 km through pristine nature formed on Fuji lava. Feeling the strength of the Earth and sense of unity with the nature.
jyukailavahikinghoshinoyafuji