Ôsaka Underground
including Kita Ôsaka Kyûkô
Sennichimae-sen - 1435 mm gauge, third rail current collection
Yotsubashi-sen - 1435 mm gauge, third rail current collection
Midôsuji-sen - 1435 mm gauge, third rail current collection
Sakaisuji-sen - 1435 mm gauge
Tanimachi-sen - 1435 mm gauge, third rail current collection
Nagahori Tsurumi Ryokuchi-sen - 1435 mm gauge, linear motor propulsion
Imazatosuji-sen - 1435 mm gauge, linear motor propulsion
Chûô-sen - 1435 mm gauge, third rail current collection
Kita-Ôsaka Kyûkô linked to the Midôsuji-sen
☞ The JR Tôzai-sen may also be considered as an underground line through Ôsaka