Tokyo Metro

Tokyo Metro
Info
Owner	Tokyo Metro Co., Ltd.
Locale	Greater Tokyo Area, Japan
Transit type	Rapid transit
Number of lines	9
Number of stations	180
Daily ridership	6.84 million (FY2014)[1]
Website	Tokyo Metro
Operation
Began operation	1927 as Tokyo Underground Railway (1941 as Teito Rapid Transit Authority; 2004 under current name)
Operator(s)	Tokyo Metro Co., Ltd. (private kabushiki gaisha formed in joint partnership by the Tokyo Metropolitan Government and the Japanese government (through the Ministry of Finance))
Number of vehicles	2,773 cars (2012)
Technical
System length	195.1 km (121.2 mi)
Track gauge	1,067 mm (3 ft 6 in) 1,435 mm (4 ft 8 1⁄2 in) for Ginza & Marunouchi lines
Route map Tokyo Metro lines (Toei and JR lines are shown in faint colours.)

The Tokyo Metro (東京メトロ, Tōkyō Metoro) is one of two rapid transit systems making up the Tokyo subway system, the other being Toei.

1. ↑ 営業状況 [Business Conditions] (in Japanese). 東京地下鉄株式会社 [Tokyo Metro Co., Ltd.] Retrieved 2015-11-24.