Wakasa is a town located in Yazu District, Tottori Prefecture, Japan. As of 30 November 2022, the town had an estimated population of 2,852 in 1285 households and a population density of 14 persons per km2. The total area of the town is 199.18 square kilometres (76.90 sq mi).

Okayama Prefecture is a prefecture of Japan located in the Chūgoku region of Honshu. Okayama Prefecture has a population of 1,906,464 and has a geographic area of 7,114 km2. Okayama Prefecture borders Tottori Prefecture to the north, Hyōgo Prefecture to the east, and Hiroshima Prefecture to the west.