Kōyasanchō Ishimichi-Tamagawakyō Prefectural Natural Park

Kōyasanchō Ishimichi-Tamagawakyō Prefectural Natural Park (高野山町石道玉川峡県立自然公園) is a Prefectural Natural Park in Wakayama Prefecture, Japan. Established in 1968, the park spans the borders of the municipalities of Hashimoto, Katsuragi, Kōya, and Kudoyama. The park comprises three non-contiguous areas, centred in turn upon Horaisan Jinja (宝来山神社) and the eponymous Kōyasan chōishi-michi and Tamagawa-kyō (玉川峡).