Haneda Airport , also known as Tokyo International Airport and sometimes abbreviated to Tokyo-Haneda, is the busier of the two international airports serving the Greater Tokyo Area, the other 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.