Tokyo Metro Marunouchi Line

Tokyo Metro Marunouchi Line
Marunouchi Line 2000 series trains at Yotsuya Station
Overview
Other name(s)Line 4 / M (Main line) / Mb (Branch line)
Native name東京メトロ丸ノ内線
OwnerTokyo Metro
Line number4
LocaleTokyo
Termini
Stations28 (including branch line)
Color on map     Red (#F62E36)
Service
TypeRapid transit
SystemTokyo subway
Depot(s)Koishikawa, Nakano
Rolling stock2000 series
Daily ridership1,159,898 (2017)[1]
History
Opened20 January 1954; 70 years ago (1954-01-20)
Technical
Line length27.4 km (17.0 mi) (Main line)
3.2 km (2.0 mi) (Branch Line)
Number of tracksDouble-track
Track gauge1,435 mm (4 ft 8+12 in) standard gauge
Minimum radius140 m (460 ft) (Main line: Near Ginza)
125 m (410 ft) (Branch Line)
Electrification600 V DC (third rail)
Operating speed75 km/h (47 mph) (Main line)
65 km/h (40 mph) (Branch line)
SignallingTokyo Metro CS-ATC
Maximum incline3.5%
Route map

0.0
M-01 Ogikubo
1.5
M-02 Minami-Asagaya
2.7
M-03 Shin-Kōenji
3.6
M-04 Higashi-Kōenji
4.6
M-05 Shin-Nakano
0.0
Mb-03 Hōnanchō
Nakano Depot
1.3
Mb-04 Nakano-fujimichō
1.9
Mb-05 Nakano-shimbashi
5.7
3.2
M-06 Nakano-sakaue
6.8
M-07 Nishi-Shinjuku
Chūō-Sōbu Line
Chūō Main Line
7.6
M-08 Shinjuku
7.9
M-09 Shinjuku-sanchōme
8.6
M-10 Shinjuku-gyoenmae
9.5
M-11 Yotsuya-sanchōme
10.5
M-12 Yotsuya
11.8
M-13 Akasaka-mitsuke
12.7
M-14 Kokkai-gijidōmae
13.4
M-15 Kasumigaseki
Yamanote, Keihin Tōhoku, Tōkaidō, Sōbu lines
Shinkansen
14.4
M-16 Ginza
Tōhoku, Jōetsu, Nagano Shinkansen
Yamamanote Line
Chūō Main Line
15.5
M-17 Tokyo
16.1
M-18 Ōtemachi
17.0
M-19 Awajichō
Kanda River
17.8
M-20 Ochanomizu
18.6
M-21 Hongō-Sanchōme
19.4
M-22 Kōrakuen
Koishikawa Depot
21.2
M-23 Myōgadani
22.4
M-24 Shin-Ōtsuka
Saikyō, Shōnan Shinjuku lines
24.2
M-25 Ikebukuro

The Tokyo Metro Marunouchi Line (東京メトロ丸ノ内線, Tōkyō Metoro Marunouchi-sen) is a subway line in Tokyo, Japan, operated by Tokyo Metro. The line runs in a U-shape between Ogikubo Station in Suginami and Ikebukuro Station in Toshima, with a branch line between Nakano-Sakaue Station and Hōnanchō Station. The official name is Line 4 Marunouchi Line (4号線丸ノ内線, Yon-gōsen Marunouchi-sen).

The line was named after the Marunouchi business district in Chiyoda, Tokyo, under which it passes. On maps, diagrams and signboards, the line is shown using the color red, and its stations are given numbers using the letters "M" for the main line and "Mb" for the branch line.

  1. ^ Tokyo Metro station ridership in 2017 Train Media (sourced from Tokyo Metro) Retrieved July 23, 2018.