Matsue is the capital city of Shimane Prefecture, Japan, located in the Chūgoku region of Honshu., the city had an estimated population of 196,748 in 91287 households and a population density of 340 persons per km². The total area of the city is 572.99 sqkm. Matsue is home to the Tokugawa-era Matsue Castle, one of the last surviving feudal castles in Japan.