Nakauonuma (中魚沼郡, Nakauonuma-gun) is a district located in Niigata Prefecture, Japan.

Population

As of July 1, 2019, the district has a population of 9,218 and a density of 54.2 persons per km2. The area is now 170.21 km2.

Geography

The district has one village

History

Coordinates: 36°59′42″N 138°38′10″E / 36.995°N 138.636°E / 36.995; 138.636