Sobo Katamuki Prefectural Natural Park (Miyazaki)

Sobo Katamuki Prefectural Natural Park (祖母傾県立自然公園) was a Prefectural Natural Park in northern Miyazaki Prefecture, Japan. In 2017 it was incorporated into the Sobo, Katamuki and Okue Biosphere Reserve.

Established in 1958, the park spanned the municipalities of Hinokage, Nobeoka, and Takachiho. The park encompasses the Gokasho plateau, stretches of the Hinokage and Mōnose rivers, and Mount Mukabaki (行縢山).