Tôkyô Metro
including Tôyô Kôsoku Tetsudô and Saitama Kôsoku Tetsudô
Ginza-sen - 1435 mm gauge, third rail current collection (Shibuya - Asakusa)
Marunouchi-sen - 1435 mm gauge, third rail current collection (Ikebukuro - Ogikubo / Hônanchô)
Hibiya-sen - 1067 mm gauge (Kita Senju - Naka Meguro)
Tôzai-sen - 1067 mm gauge (Nakano - Nishi Funabashi)
Chiyoda-sen - 1067 mm gauge (Yoyogi Uehara - Ayase / Kita Ayase)
Yûrakuchô-sen - 1067 mm gauge (Wakô-shi - Shin Kiba)
Hanzômon-sen - 1067 mm gauge (Shibuya - Oshiage)
Namboku-sen - 1067 mm gauge (Meguro - Akabane Iwabuchi)
Fukutoshin-sen - 1067 mm gauge (Wakô-shi - Shibuya)
Tôyô Kôsoku Tetsudô (Nishi Funabashi- Tôyô Katsutadai)
Saitama Kôsoku Tetsudô (Akabane Iwabuchi - Urawa Misono)

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