The , officially the , is a straddle-beam, Alweg-type monorail line in Tokyo, Japan. It is an airport rail link that connects Tokyo International Airport (Haneda) to Tokyo's Ōta, Shinagawa, and Minato wards. The line serves 11 stations between the Monorail Hamamatsuchō and Haneda Airport Terminal 2 stations. It runs on a predominantly elevated north–south route that follows the western coast of Tokyo Bay. The monorail is operated by Tokyo Monorail Co., Ltd., which is jointly owned by JR East, Hitachi, and All Nippon Airways. It carried an average of 140,173 passengers per day in 2018.