Matsukawa Prefecture

Matsukawa Prefecure (松川府) is a prefecture of Nakama located in Chūbu Region on the island of Seijima. The capital is the city of Osaka. It is the center of Greater Matsukawa Metropolitan area. Matsukawa is one of the two "urban prefectures" (府 fu) of Nakama, Ichihara being the other (Nanohana-fu was merged into Nanohana in 1948).