Aida District, Okayama
District in Okayama Prefecture, Japan / From Wikipedia, the free encyclopedia
Aida (英田郡, Aida-gun) is a district located in Okayama Prefecture, Japan.
As of 2003, the district has an estimated population of 31,845 and a density of 79.65 persons per km2. The total area is 399.83 km2.