Oishi Kōgen Prefectural Natural Park

Oishi Kōgen Prefectural Natural Park (生石高原県立自然公園) is a Prefectural Natural Park in Wakayama Prefecture, Japan. Established in 1955, the park spans the borders of the municipalities of Aridagawa and Kimino. The park's central feature is the eponymous Oishi Plateau (生石高原).