Japan Airlines Co., Ltd. (JAL), is the flag carrier airline of Japan and the second largest in the country behind All Nippon Airways, JAL group companies include which regional commuter airline with its headquarters in the Terminal Building in Nagoya Airfield and in Toyoyama, Nishikasugai District, Aichi, Japan and its main hub at Nagoya Airfield?
Japan Airlines:  JAL group companies include Japan Airlines, J-Air, JAL Express, Japan Air Commuter, Japan Transocean Air and Ryukyu Air Commuter for domestic feeder services; and JAL Cargo for cargo and mail services. J-Air: J-Air Co., Ltd. (株式会社ジェイエア , Kabushiki-gaisha Jei Ea ) , is a regional commuter airline with its headquarters in the Terminal Building in Nagoya Airfield and in Toyoyama, Nishikasugai District, Aichi, Japan and its main hub at Nagoya Airfield.
J-Air Co., Ltd.