Home > HOKKAIDO 北海道 > Teshikaga 弟子屈町 > Lake Kussharo 屈斜路湖
Lake Kussharo as seen from Sunayu. Lake Kussharo's caldera volcano started forming over one million years ago. The caldera lake formed over 40,000 years ago. 
Part of the caldera lake was filled in by Mashu volcano eruptions, making Kussharo lose its round shape and become bean-shaped.
Keywords: hokkaido teshikaga lake kussharo

Lake Kussharo as seen from Sunayu. Lake Kussharo's caldera volcano started forming over one million years ago. The caldera lake formed over 40,000 years ago.

Part of the caldera lake was filled in by Mashu volcano eruptions, making Kussharo lose its round shape and become bean-shaped.

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