It really is this beautiful- Lake Ashi, Hakone, Japan |Lake Ashi or Hakone Lake, Ashinoko Lake, is a scenic lake in the Hakone area of Kanagawa Prefecture inHonshū, Japan. It is a crater lake that lies along the southwest wall of the caldera of Mount Hakone, a complex volcano. The lake is known for its views of Mt. Fuji and its numerous hot springs.