Oki Province (隠岐国, Oki no kuni) was a province of Japan consisted of the Oki Islands in the Sea of Japan, located off the coast of the provinces of Izumo and Hōki. The area is now Oki District in modern Shimane Prefecture.[1] Its abbreviated form name was Onshū or Inshū (隠州),
Oki is classified as one of the provinces of the San'indō.[1] Under the Engishiki classification system, Oki was ranked as an "inferior country" (下国) and a "far country" (遠国).