Namboku Line (Sapporo)
The is a rubber-tyred metro line in Sapporo, Hokkaido, Japan. It is part of the Sapporo Municipal Subway system. Its name literally means "South-North Line", and it runs from Asabu Station in Kita-ku to Makomanai Station in Minami-ku. The Namboku Line color on maps is green, and its stations carry the letter "N" followed by a number. Future developments. Platform edge doors are scheduled to be installed on all stations by 2014.