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The is a railway line that runs through
Tokyo Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...
and
Chiba Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Chiba Prefecture has a population of 6,278,060 (1 June 2019) and has a geographic area of . Chiba Prefecture borders Ibaraki Prefecture to the north, Saitama ...
, Japan. Part of the
East Japan Railway Company The is a major passenger railway company in Japan and the largest of the seven Japan Railways Group companies. The company name is officially abbreviated as JR-EAST or JR East in English, and as in Japanese. The company's headquarters are in ...
(JR East) network, the line operates on separate tracks along the right-of-way of the Chūō Main Line ( Chūō Line (Rapid)) and Sōbu Main Line (
Sōbu Line (Rapid) The Sōbu Line (Rapid) () is a railway service on the Sōbu Main Line in Tokyo and Chiba Prefecture, Japan, operated by East Japan Railway Company (JR East). It connects Tokyo Station in Chūō, Tokyo with Chiba Station in Chūō-ku, Chiba via ...
), providing service between Mitaka Station in the
cities A city is a human settlement of a substantial size. The term "city" has different meanings around the world and in some places the settlement can be very small. Even where the term is limited to larger settlements, there is no universally agree ...
of Mitaka and Musashino and
Chiba Station is a major interchange railway station in Chiba, Chiba, Japan, operated by East Japan Railway Company (JR East) and Chiba Urban Monorail. Lines Chiba Station is served by the following lines. JR East *Sobu Main Line ** Chūō-Sōbu Line ** S ...
in Chiba. The term distinguishes local trains on the Chūō-Sōbu line from rapid service trains running on the Chūō Main Line between Mitaka and and on the Sōbu Main Line between and Chiba.


Service patterns


Chūō-Sōbu Line

*Regularly, trains terminate at Chiba or Tsudanuma at the east side, and terminate at Nakano or Mitaka at the west side *All trains stop at every station. **For station information on the parallel rapid/express lines, see the Chūō Line (Rapid) and
Sōbu Line (Rapid) The Sōbu Line (Rapid) () is a railway service on the Sōbu Main Line in Tokyo and Chiba Prefecture, Japan, operated by East Japan Railway Company (JR East). It connects Tokyo Station in Chūō, Tokyo with Chiba Station in Chūō-ku, Chiba via ...
articles.


Tōzai Line through service

All through service trains enter the Tōzai Line at either Nakano, or Nishi-Funabashi. These trains operate within the following routes: * Mitaka – Nakano – (Tōzai Line) – Nishi-Funabashi – Tsudanuma (weekday mornings/evenings only) * Nakano – (Tōzai Line) – Nishi-Funabashi – Tsudanuma (weekday mornings/evenings only) * Mitaka – Nakano – (Tōzai Line) – Nishi-Funabashi * Mitaka – Nakano – (Tōzai Line) – Nishi-Funabashi – ( Tōyō Rapid Railway Line) – Tōyō-Katsutadai (mornings/evenings only)


Limited express

Prior to March 2024, seasonal
Limited Express A limited express is a type of express train or express bus service that stops at fewer locations compared to other express services on the same or similar routes. Japan The term "limited express" is a common translation of the Japanese ...
'' Shinjuku Wakashio'' and '' Shinjuku Sazanami'' trains stopped at on the Chūō-Sōbu Line "mainly on weekends and holidays when service is heavy". , these trains no longer stop at Akihabara.


Former Early morning / Late night

At around 9 -10pm, a few westbound trains headed beyond Mitaka onto the Chūō Line (Rapid), with some terminating at Musashi-Koganei, and the others at
Tachikawa file:Autumn colors in Showa memorial park.jpg, 250px, Showa Memorial Park is a Cities of Japan, city located in the western Tokyo, western portion of the Tokyo Metropolis, Japan. , the city had an estimated population of 184,383 in 93,428 househ ...
. The other trains during the hour operated regularly. At around 4 - 6am and 11pm - 1am, Chūō-Sōbu Line services were divided at Ochanomizu Station, into two sections. * At the western section (Mitaka – Ochanomizu), Chūō Line (Rapid) trains ran through the Chūō-Sōbu Line tracks between and , with services serving between and as far as , or even Ōme, which stops at all stations. * At the eastern section (Ochanomizu – Chiba), local trains operated and terminated at the two ends of the section. This service pattern last operated on 13 March 2020. To prepare for the eventual installation of platform doors on Chūō-Sōbu Line platforms and the future addition of Green Cars on the Rapid line, Chūō Line Rapid service trains no longer regularly operate on the Chūō-Sōbu Line tracks.


Station list

; Legend * ●: All trains stop * ■: Some trains pass * ▲: All trains pass on weekends and holidays * |: All trains pass


Rolling stock


Chūō-Sōbu Line

Trains used on the line are based at Mitaka Depot. * E231-0 series 10-car EMUs (yellow stripe) (since February 2000) * E231-500 series 10-car EMUs (yellow stripe) (since 1 December 2014)


Tozai Line - Toyo Rapid Line through service

Trains run between Mitaka and Tsudanuma (Chūō-Sōbu Line) or Toyo-Katsutadai (Toyo Rapid Line), all via the Tokyo Metro Tozai Line between Nakano and Nishi-Funabashi. * E231-800 series 10-car EMUs (light blue and blue stripe) (Does not run on the Toyo Rapid Line) * Tokyo Metro 05 series 10-car EMUs (light blue stripe) * Tokyo Metro 07 series 10-car EMUs (light blue stripe) * Tokyo Metro 15000 series 10-car EMUs (light blue stripe) File:SeriesE231-0 Sobu-Line.jpg, JR East E231-0 series File:Series-E231-A545.jpg, JR East E231-500 series File:Tokyo-Metro-Series05 115R.jpg, Tokyo Metro 05 series File:Tokyo-Metro-Series15000 15109.jpg, Tokyo Metro 15000 series File:Tokyo-Metro Series07R-71.jpg, Tokyo Metro 07 series File:Series-E231-800-K5.jpg, JR East E231-800 series


Former rolling stock


Chūō-Sōbu Line

* 101 series EMUs (yellow livery) (from 1963 until November 1988) * 103 series 10-car EMUs (yellow livery) (from 1979 until March 2001) * 201 series 10-car EMUs (yellow livery) (from 1982 until November 2001) *
205 series The is a DC electric multiple unit (EMU) commuter train type introduced in 1985 by Japanese National Railways (JNR), and inherited by JR East and JR West after JNR was privatised two years later. It is currently operated by East Japan Railway ...
10-car EMUs (yellow stripe) (from August 1989 until November 2001) *
209-500 series Working time or laboring time is the period of time that a person spends at paid Wage labour, labor. Unpaid work, Unpaid labor such as personal housework or caring for children or pets is not considered part of the working week. Many countri ...
10-car EMUs (yellow stripe) (from December 1998 until 19 April 2019) *
E231-900 series E, or e, is the fifth letter and the second vowel letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''e'' (pronounced ); plu ...
10-car EMU (yellow stripe) (from 27 March 1999 as 209-950 series, until 25 February 2020)


Tozai Line - Toyo Rapid Line through service

* 301 series 10-car EMUs (light blue stripe) (on Tozai Line inter-running services from 1966 until 2003)


Chūō Line (Early morning / Late night)

* See Chūō Line (Rapid)#Rolling stock for the train types which operated this service until 13 March 2020. File:錦糸町駅-78-04.jpg, A Chūō-Sōbu Line 101 series EMU in August 1978 File:Chuo-Sobu 201 set 6 Akihabara 20010504.jpg, A Chūō-Sōbu Line 201 series EMU in May 2001 File:301 K5 Mitaka 20030222.JPG, A Chūō-Sōbu Line 301 series EMU in February 2003 File:JR205-Chuo-Sobu-Line.jpg, A Chūō-Sōbu Line 205 series EMU File:JREast-209-500-Mitsu511.jpg, A Chūō-Sōbu Line 209-500 series EMU in April 2009 File:JR East E231-900 series.jpg, The sole E231-900 series EMU in June 2019


Timeline


History

Women-only cars, designed to prevent gropers, were introduced on this line during morning peak periods starting on 20 November 2006. On 20 August 2016, station numbering was introduced to the Chuo-Sobu line with stations being assigned station numbers between JB01 and JB39. Numbers increase towards in the eastbound direction towards Chiba.


References


External links


Chūō-Sōbu Line
(Japan Visitor) {{DEFAULTSORT:Chuo-Sobu Line Railway lines in Tokyo Lines of East Japan Railway Company Railway lines in Chiba Prefecture 1067 mm gauge railways in Japan Railway lines opened in 1932 1932 establishments in Japan