is a district located in Toyama Prefecture, Japan. As of 2003, the district has an estimated population of 49,118 and a density of 77.09 persons per km2. The total area is 637.19 km2. Towns and villages Asahi Nyūzen Mergers On March 31, 2006, the town of Unazuki merged with the old city of Kurobe to form the new city of Kurobe. Districts in Toyama Prefecture