JR East

Overview
JR East is a National railway service company being split up from JNR at 1987. JR east's service area covers from Tokyo to Aomori where the Hakkoda undersea Tunnel starts, form the second biggest railway company in Japan just after JR West.

Area of Operation

 * Commuter train in Tokyo area.
 * suburban train service like Tokkaido Line, and Joban Line.
 * Shinkansen
 * special services
 * Narita express

Limited express (overnight)

 * Akebono (discontinued January 2015)
 * Cassiopeia (discontinued March 2016)
 * Hokutosei (discontinued August 2015)
 * Nihonkai (discontinued January 2013)
 * Sunrise Izumo/Sunrise Seto (not operated by JR East, operated by JR Central and JR-West over the Tokaido Main Line, part of which JR East owns between Tokyo and Atami)
 * Twilight Express (discontinued March 2015)

Express
All remaining express services operated on JR East tracks are overnight expresses (夜行急行列車, yakō kyūkō ressha).
 * Hamanasu (JR Hokkaido)
 * Kitaguni (JR West)
 * Noto (JR West)

Major exchange stations
as of 2017, the top 10 busiest station of JR East are:
 * 1) Shinjuku Station (778,618)
 * 2) Ikebukuro Station (566,516)
 * 3) Tokyo Station (452,549)
 * 4) Yokohama Station (420,192)
 * 5) Shinagawa Station (378,566)
 * 6) Shibuya Station (370,669)
 * 7) Shimbashi Station (277,404)
 * 8) Omiya Station (255,147)
 * 9) Akihabara Station (250,251)
 * 10) Kita-Senju Station (217,838)

Subsidiaries

 * Higashi-Nihon Kiosk -appear in busy areas. provide cheap drink, snacks, and daily newspaper from different company.
 * JR Bus Kanto / JR Bus Tohoku - intercity bus operators, which also operates the Joban Line replacement service.
 * Nippon Restaurant Enterprise - provides bentō box lunches on trains and in train stations
 * Tokyo Monorail - (70% ownership stake)[13]
 * East Japan Marketing & Communication

Bids outside Japan
EJRC holds a 15% shareholding in West Midlands Trains with Abellio and Mitsui that commenced operating the West Midlands franchise in England in December 2017.[17][18] The same consortium has also been listed to bid for the South Eastern franchise.