Keisei (incl. Chiba New Town Tetsudô, Hokusô Tetsudô, Shin Keisei Dentetsu, Shibayama Tetsudô) 1435 mm gauge 1 Keisei Honsen 2 Keisei Oshiage-sen 3 Keisei Kanamachi-sen 4 Keisei Chiba-sen + Chihara-sen Note: The Narita Kôsoku Tetsudô Access and the Narita Kûkô Kôsoku Tetsudô own no rolling stock. The line is worked by the Keisei Dentetsu, the Keikyû Dentetsu and Tôkyô Municipal Underground Asakusa-sen trains. Keisei Honsen Keisei Oshiage-sen Keisei Kanamachi-sen Keisei Chiba-sen + Chihara-sen Shin Keisei Dentetsu Hokusô Tetsudô + Chiba New Town Tetsudô + Access lines to Narita Airport Shibayama Tetsudô