Hirakawa is a city located in Aomori Prefecture, Japan. As of 31 January 2023, the city had an estimated population of 30,086 in 14,181 households, and a population density of 89 persons per km2. The

Kosaka is a town located in Kazuno District, Akita Prefecture, Japan. As of 1 March 2023, the town had an estimated population of 4,670 in 2,284 households, and population density of 23 persons per km