Mt. Kusatsu-Shirane is the name for a series of volcanic mountains, Mt. Shirane, Moto-Shirane, and Ainomine, known as one of the best cluster of mountains in Japan. Mt. Shirane is considered the most famous mountain in the Kusatsu-Shirane group and belongs to the Nasu volcanic belt. The beauty of Mt. Shirane attracts many tourists every year. Until the middle of October, people enjoy the amazing view of the autumn leaves while driving on Route 292 at the base of Mt. Shirane.