is a Quasi-National Park that spans areas of Tottori Prefecture, Shimane Prefecture, and Hiroshima Prefecture, in the western part of the island of Honshu, Japan. It was founded on 24 July 1963 and has an area of . As its name suggests, the Hiba-Dogo-Taishaku Quasi-National Park is composed of a series of mountains and ravines in the middle of the Chà «goku Mountains. The park has virgin forests of Japanese beeches, Japanese oaks, Japanese horse-chestnuts and interesting ferns. Fauna include the Asiatic black bear, Japanese macaque, mountain hawk eagle and the Japanese giant salamander. Lake Shinryà « is also a component of the park.
Noted mountains of the Hiba-Dogo-Taishaku Quasi-National Park are Mount Hiba (), Mount Azuma (), Mount Sentsà « (), and Mount Dà Âgo (). According to the Kojiki, Mount Sentsà « is noted for its association with the Susanoo myth, specifically his battle with Yamata no Orochi.
The scenic in Hiroshima Prefecture, an important part of the park, is formed by erosion caused by the Taishaku River. The Taishaku Ravine is fully long.
Hiba-Dogo-Taishaku Quasi-National Park is a popular destination for hiking and skiing.