Planned railway station in Tokyo, Japan
 is a railway station scheduled to be built at Haneda Airport in Ōta, Tokyo, Japan, by the East Japan Railway Company (JR East). It is scheduled to open in 2029.
Layout.
The new station is planned to be located underground between and parallel to the domestic terminals (Terminal 1 and Terminal 2), and just north of and perpendicular to the existing Haneda Airport Terminal 1/2 Station on the Keikyu Airport Line, providing an expansion of the existing station. The station will be reached through a 1.9 km shield tunnel underneath the airfield.
Lines.
Haneda Airport New Station will be served by the Haneda Airport Access Line. 
Through service is planned to several regional JR lines, including the Utsunomiya Line, Takasaki Line, Joban Line, Saikyo Line, Rinkai Line, and Keiyo Line. Extensions of the "Azusa" and "Kaiji" limited express trains from Shinjuku to Haneda are also under consideration.
References.
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