Suita is a city located in Osaka Prefecture, Japan. As of 31 March 2023, the city had an estimated population of 381,238 in 182636 households and a population density of 11,000 persons per km2. The total area of the city is 36.09 square kilometres. It is a suburban city of Osaka City and a part of the Kyoto-Osaka-Kobe metropolitan area.