空くう港こう線せんFreq.FrequencyTop 50,000Meanings1nounAirport Line; Kūkō LineserviceProper noun for a train or transit line serving an airport. Often part of a longer name, e.g., 京急空港線.京けい急きゅう空くう港こう線せんで羽はね田だ空くう港こうへ向むかいます。I'm heading to Haneda Airport on the Keikyū Airport Line.
