Location of Aso District in Kumamoto Prefecture

Aso (阿蘇郡, Aso-gun) is a district located in Kumamoto Prefecture, Japan.

As of the Aso and Yamato mergers (but with 2003 population data), the district has an estimated population of 40,841 and a density of 58.1 persons per square kilometer. The total area is 703.01 km².

Towns and villagesEdit


Coordinates: 32°52′22″N 131°05′19″E / 32.872801°N 131.088483°E / 32.872801; 131.088483