Kagoshima Airport (IATA: KOJ, ICAO: RJFK) is an airport located in Kirishima, Kagoshima Prefecture, Japan, 29. 6 km (18. 4 mi) northeast of Kagoshima-Chuo Station in Kagoshima City. It is the second-busiest airport in Kyushu after Fukuoka Airport. Japan Air Commuter, a regional affiliate of Japan Airlines, and New Japan Aviation have their headquarters at the airport. The airport is located 30km northeast of Kagoshima City. Although access by train is poor, access via expressway is good because ... Kagoshima Airport (IATA: KOJ, ICAO: RJFK) is an airport located in Kirishima, Kagoshima Prefecture, Japan, 29. 6 km (18. 4 mi) northeast of Kagoshima-Chuo Station in Kagoshima City. It is the second-busiest airport in Kyushu after Fukuoka Airport. Japan Air Commuter, a regional affiliate of Japan Airlines, and New Japan Aviation have their headquarters at the airport. The airport is located 30km northeast of Kagoshima City. Although access by train is poor, access via expressway is good because it is close to the E3 Kyushu Expressway Mizobe Kagoshima Airport Interchange.