Tôkyô To’ei Chikatetsu
(Subway operated by the Tôkyô Metropolitan Bureau of Transportation)
Asakusa-sen - 1435 mm gauge (Oshiage - Nishi Magome)
Mita-sen - 1067 mm gauge (Nishi Takashimadaira - Meguro)
Shinjuku-sen - 1372 mm gauge (Shinjuku - Moto Yawata)
Ôedo-sen - 1435 mm gauge, linear motor propulsion (Hikarigaoka - Tochô-mae - Ryôgoku - Tochô-mae)

Tôkyô Metro east of the Arakawa river, including Tôyô Kôsoku Tetsudô and Saitama Kôsoku Tetsudô:
