Ishigaki is a city in Okinawa Prefecture, Japan. It includes Ishigaki island and the Senkaku Islands territory. The city is the political, cultural, and economic center of the Yaeyama Islands. New Ishigaki Airport serves the city. As of December 2012, the city has an estimated population of 48,816 and a population density of 213 persons per km2. The total area is 229.00 km2.