Sapporo Okadama Airport (札幌丘珠空港, Sapporo Okadama Kūkō) (IATA: OKD, ICAO: RJCO) is an airport located in Okadama-chō, Higashi-ku, Sapporo, Hokkaido, 4 NM (7.4 km; 4.6 mi) north of the city center of Sapporo. Its scheduled airline service is limited to turboprop flights to other cities in Hokkaidō: larger aircraft use New Chitose Airport, 45 km (28 mi) south of the city. The airport is also used by the Japan Self-Defense Forces and by corporate and general aviation operators: an adjacent facility houses the air traffic control center for Hokkaido and the Tohoku region.