Haneda Airport , sometimes referred to as Tokyo-Haneda, is one of two international airports serving the Greater Tokyo Area, the other one being Narita International Airport (NRT). It serves as the primary domestic base of Japan's two largest airlines, Japan Airlines and All Nippon Airways, as well as RegionalPlus Wings Corp., Skymark Airlines, and StarFlyer. It is located in Ōta, Tokyo, 15 kilometers (9.3 mi) south of Tokyo Station. The facility covers 1,522 hectares of land.