The Manai Spring is sacred water that flows naturally from the mountain at Motoise Kono Shrine. According to Shinto belief, this spring water possesses purifying properties and has been used in religious rituals for centuries. Visitors encounter the spring along the approach path to the main shrine buildings. Many pilgrims perform ritual purification by washing their hands and mouth with this water, following traditional Shinto customs. The spring represents the spiritual purity associated with this ancient sacred site.