Naha Airport (那覇空港, Naha Kūkō) (IATA: OKA, ICAO: ROAH) is a second class airport located 4 km (2.5 mi) west of the city hall in Naha, Okinawa. It is Japan's seventh busiest airport and the primary air terminal for passengers and cargo traveling to and from Okinawa Prefecture, Japan, and handles scheduled international traffic to Taiwan, Hong Kong, Korea, and China.