Tōkyū Ōimachi Line

Tokyu Oimachi Line
A 6000 series EMU on an Oimachi Line express service, March 2008
Overview
Type	Commuter rail
Locale	Tokyo
Termini	Ōimachi Mizonokuchi
Stations	15
Operation
Opened	6 July 1927
Owner	Tokyu Corporation
Technical
Line length	12.4 km (7.7 mi)
Track gauge	1,067 mm (3 ft 6 in)
Electrification	1,500 V DC overhead catenary

Route diagram

Legend TWR Tōkaidō Main Line Keihin-Tōhoku Line 0.0 Ōimachi 0.8 Shimo-Shinmei Yokosuka Line Tōkaidō Shinkansen 1.5 Togoshi-kōen Toei Asakusa Line 2.1 Nakanobu 2.7 Ebaramachi Tōkyū Ikegami Line 3.2 Hatanodai 4.0 Kita-Senzoku Tōkyū Meguro Line 4.8 Ōokayama Okusawa depot 5.3 Midorigaoka 6.3 Jiyūgaoka Tōkyū Tōyoko Line Jiyūgaoka depot 7.1 Kuhombutsu 7.8 Oyamadai 8.3 Todoroki 9.2 Kami-Noge Ōimachi Line Tōkyū Den-en-toshi Line 10.4 Futako-Tamagawa Tama River/Tokyo-Kanagawa boundary 11.1Futako-Shinchi 11.7Takatsu 12.4Mizonokuchi Musashi-Mizonokuchi Nambu Line Kajigaya Kajigaya depot Saginuma depot Saginuma Nagatsuta Nagatsuta depot Chūō-Rinkan

The Tokyu Oimachi Line (東急大井町線 Tōkyū Ōimachi-sen)　is a railway line in Japan operated by the private railway operator Tokyu Corporation. It extends from Ōimachi in Shinagawa, Tokyo, to Mizonokuchi in Kawasaki, Kanagawa.

Stations

All-stations "Local" services are classified as blue and green. The latter runs on the express track between Futako-Tamagawa and Mizonokuchi and does not stop at Futako-Shinchi or Takatsu. Limited-stop "Express" services are also provided.

Station No.	Station	Japanese	Stops			Location
			"Blue" Local	"Green" Local	Express
OM01	Ōimachi	大井町	●	●	●	Shinagawa	Tokyo
OM02	Shimo-Shinmei	下神明	●	●	｜
OM03	Togoshi-kōen	戸越公園	●	●	｜
OM04	Nakanobu	中延	●	●	｜
OM05	Ebaramachi	荏原町	●	●	｜
OM06	Hatanodai	旗の台	●	●	●
OM07	Kita-Senzoku	北千束	●	●	｜	Ōta
OM08	Ōokayama	大岡山	●	●	●	Meguro
OM09	Midorigaoka	緑が丘	●	●	｜
OM10	Jiyūgaoka	自由が丘	●	●	●
OM11	Kuhombutsu	九品仏	●	●	｜	Setagaya
OM12	Oyamadai	尾山台	●	●	｜
OM13	Todoroki	等々力	●	●	｜
OM14	Kaminoge	上野毛	●	●	｜
OM15	Futako-Tamagawa	二子玉川	●	●	●
—	Futako-Shinchi	二子新地	●	｜	｜	Takatsu-ku, Kawasaki	Kanagawa
—	Takatsu	高津	●	｜	｜
OM16	Mizonokuchi	溝の口	●	●	●

Rolling stock

Local services

• 8000 series
• 8500 series
• 8090 series
• 8590 series
• 9000 series

Express services

• 6000 series

History

• 6 July 1927: Ōimachi - Ōokayama opened by the Meguro-Kamata Electric Railway (目黒蒲田電鉄)
• 1 November 1929: Jiyūgaoka - Futako-Tamagawa opened by the Meguro-Kamata Electric Railway.
• 25 December 1929: Ōokayama - Jiyūgaoka opened by Meguro-Kamata Electric Railway.
• 29 June 1938: The Meguro-Kamata Railway absorbed into the Tokyo-Yokohama Electric Railway (東京横浜電鉄).
• 15 January 1958: Electric supply raised to 1,500 V DC.
• 11 October 1963: The line is renamed Den-en-toshi Line, together with the section south of Futako-Tamagawa.
• 16 November 1977: Through running starts between Shibuya and Nagatsuta.
• 12 August 1979: Line renamed Ōimachi Line, separated from Den-en-toshi Line south of Futako-Tamagawa.
• 23 February 2008: ATS replaced by ATC.
• 28 March 2008: Express services started.
• 11 July 2009: Ōimachi Line extended to Mizonokuchi from Futako-Tamagawa.

References

• "80周年を迎え進化する東急大井町線-その1-". Japan Railfan Magazine (鉄道ファン) (in Japanese): 118–125. July 2008.