40 Yokohama; do Yokohama-shi? ) It is the capital of the Prefecture of Kanagawa in Japan, and the largest port in the country.In 2003, the city had a population of 3.519.103 inhabitants, with a density of 8,050 HAB. / km². It is the second largest city in Japan after Tokyo. Its area is 437 km².Founded on April 1, 1889, on a peninsula on the Western side of the Bay of Tokyo. Today it is part of its metropolitan area, being located only 30 kilometers from the center of the capital. It is a residential area, where much of the population moved daily to work in Tokyo.