Shinano River
Located in eastern Nagano prefecture, Sakuho stretches from west to east. It is situated in the Saku Basin, between the high peaks Mount Arafune and Mount Tateshina. The Shinano River flows through, and the mountainous parts of the town are located in the Yatsugatake-Chushin Kogen Quasi-National Park and the Myogi-Arafune-Saku Kogen Quasi-National Park.