Matsuyama is the capital city of Ehime Prefecture, on the island of Shikoku, in Japan and is also Shikoku's largest city. As of 1 October 2022, the city had an estimated population of 494,100 in 243,541 households and a population density of 1,200 persons per km2. The total area of the city is 429.35 square kilometres (165.77 sq mi).