Mt. Yatsugatake is a group of volcanic mountains with a total length of 30 km running from north to south on the border of Nagano Prefecture and Yamanashi Prefecture. The mountain group is divided into two sub-groups with Natsuzawa Pass in its center. North Yatsugatake Mountains, which include Tengudake, Kita Yokodake and Mt. Tateshina, are gentle and lower mountains with a lot od forests and ponds, while South Yatsugatake Mountains, which include Akadake, Gongendake and Amidadake, are steep and suitable for full-fledged mountain-climbing and rock-climbing. Being selected as one of Japan’s 100 Fine Mountains, Mt. Yatsugatake has been loved by a lot of alpinists. There are also a lot of hot springs at the foot of the mountains.