Nihon Meisaku Kaidan Gekijō: Kōya Hijiri (1979)

While on a pilgrimage, young monk Sōchō sees a waterfall turn blood-red, a sight villagers fear is the curse of a woman who drowned herself years ago. Ignoring their warnings, he ventures into the haunted Tenbu Pass to find a missing medicine seller. There, he encounters a stunning woman in a remote house, but anyone who touches her is transformed into an animal…