Airport Transport Service

{{Infobox bus transit

| name = Airport Transport Service
東京空港交通

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| image = Limousinebus-958-41238M96.jpg

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| parent = Japan Airport Terminal: 22.64%
Keisei Electric Railway: 22.56%
Narita International Airport: 11.36%
Tokyo City Air Terminal: 11.28%

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| headquarters = Chūō, Tokyo, Japan

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| service_area = Japan

| service_type = On-airport and off-airport transfer, Tour bus

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| hubs = Tokyo City Air Terminal
Tokyo International Airport
Narita International Airport

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| fleet = 489

| ridership = 8.9 million (FY 2016)

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| website = {{URL|http://www.limousinebus.co.jp}}

}}

{{nihongo|Airport Transport Service Co., Ltd.|東京空港交通株式会社|Tōkyō Kūkō Kōtsū Kabushiki-gaisha}} is an airport bus operator in the Greater Tokyo Area of Japan. It is based at the Tokyo City Air Terminal (TCAT) in Chūō, Tokyo.[http://www.limousinebus.co.jp/company/outline.html Airport Transport Service: Company Outline] {{in lang|ja}}

ATS operates scheduled service to and from the area's two major airports, Haneda Airport and Narita International Airport, operating over 660 buses per day to Narita and over 550 to Haneda. The company also operates scheduled service between TCAT and Tokyo Big Sight, and late-night services from Tokyo to Chiba Prefecture.{{Cite web |url=http://www.limousinebus.co.jp/en/bus_services/ |title=Scheduled Bus Services |access-date=2010-03-05 |archive-url=https://web.archive.org/web/20100312102616/http://www.limousinebus.co.jp/en/bus_services/ |archive-date=2010-03-12 |url-status=dead }}

The company also operates bus charter services and on-airport transfer bus services.