Lake Chuzenji has a circumference of about 25km created by the river being dammed by the Mt. Nantai. It is beautiful in both summer and autumn months. In summer, the trees along the lakeside are be wrapped in bright green (in the mid of May). The colour contrast of the trees and bluish water of Lake Chuzenji paints a perfect picture. In autumn, the reflection of reddish autumn leaves on the water surface is the dreamt canvas of every artist.