This is a Kumano Kodo Nakahechi Route that leads from Shingu City Kumanogawa-cho Oguchi to the Kumano Hongu Taisha Grand Shrine in Tanabe City passing over the mountain of Kogumotoriyama of Nyohou-san. The mountain is made of the Otonashigawa accretionary prism and the Kumano stratum. The slope is less steep than the Oogumotori-goe mountain pass.