Tokyo Metro Namboku Line
The Tokyo Metro Namboku Line is a subway line owned and operated by Tokyo Metro in Tokyo, Japan. The line runs between Meguro in Shinagawa and Akabane-Iwabuchi in Kita. The Namboku Line was referred to as Line 7 during the planning stages, thus the seldom-used official name is Line 7 Namboku Line.
On maps, diagrams and signboards, the line is shown using the color emerald, and its stations are given numbers using the letter "N".
Overview
Trains run through onto the Meguro Line for and the Saitama Railway's Saitama Rapid Railway Line for.The right-of-way and stations between and Meguro are shared with the Toei Mita Line – a unique situation on the Tokyo subway where both operators share common infrastructure. Under an agreement between Tokyo Metro and the Tokyo Metropolitan Government, the fare for this section is calculated on the Toei Subway fare system for passengers traveling to stations on the Mita Line past Shirokane-Takanawa, on the Metro fare system for passengers traveling to stations on the Namboku Line past Shirokane-Takanawa, and on the system "most beneficial to the passenger" for travel solely on the shared sector.
On maps, diagrams and signboards, the Namboku Line is shown using the color emerald, and its stations are given numbers using the letter "N".
Station list
- All stations are located in Tokyo.
- All services stop at all stations.
Rolling stock
- Tokyo Metro 9000 series 6/8-car EMUs
- Tokyu 3000 series 8-car EMUs
- Tokyu 5080 series 8-car EMUs
- Tokyu 3020 series 8-car EMUs
- Saitama Rapid Railway 2000 series 6-car EMUs
- Sotetsu 21000 series 8-car EMUs
History
The Namboku Line is one of Tokyo Metro's newer lines, featuring advanced technology including full automatic train operation and platform screen doors. Although the line was originally proposed in 1968, construction did not begin until the 1980s, partly due to the right-of-way to Meguro with the Toei Mita Line. The first segment from to opened on 29 November 1991.The line initially operated with four-car EMUs. Upon its extension to Yotsuya in March 1996, the formations were extended to six cars. On 1 April 2022, eight-car trains began operating on the line.
The extension to was completed in September 1997, and the last stretch from Tameike-Sanno to Meguro was completed on 26 September 2000, when through service to the Tokyu Meguro Line started. Through service with the Saitama Rapid Railway Line commenced when it opened in March 2001 and accommodated traffic to and from Saitama Stadium during the 2002 World Cup. Although the Saitama Line is more or less a northern extension of the Namboku Line, it nevertheless remains a private entity to which the Namboku Line offers through services with.
The Namboku Line was inherited by Tokyo Metro after the privatization of the Teito Rapid Transit Authority in 2004.
Effective the timetable revision on 18 March 2023, through services onto the Sagami Railway commenced courtesy of the Tokyu and Sotetsu Shin-Yokohama Line. Most southbound services past Hiyoshi continue as far south as Shin-Yokohama and Ebina.