Yamato is a city located in central Kanagawa Prefecture, Japan. As of 1 October 2024, the city had an estimated population of 244,113 and a …Yamato is a city located in central Kanagawa Prefecture, Japan. As of 1 October 2024, the city had an estimated population of 244,113 and a population density of 9000 persons per km². The total area of the city is 27.09 km².