Asago is a city located in northern Hyōgo Prefecture, Japan. As of 31 March 2022, the city had an estimated population of 28,971 in 12245 households and a population density of 72 persons per km2. The total area of the city is 403.06 square kilometres (155.62 sq mi).

Hyōgo Prefecture is a prefecture of Japan located in the Kansai region of Honshu. Hyōgo Prefecture has a population of 5,469,762 and a geographic area of 8,400 square kilometres. Hyōgo Prefecture borders Kyoto Prefecture to the east, Osaka Prefecture to the southeast, and Okayama and Tottori prefectures to the west.