2017年3月ダイヤ改正について [Timetable revision in March 2017] (PDF) (in Japanese). Japan: East Japan Railway Company. Retrieved 18 January 2017.
railf.jp
"京葉線で通勤快速列車の運転終了" [Commuter Rapid service on Keiyo Line ended]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 16 March 2024. Retrieved 14 April 2024.