The Meijō Line is a subway line in Nagoya, Japan, part of the Nagoya Municipal Subway system. It is a loop line that runs from Kanayama, via Sakae, Ōzone, Nagoya Daigaku, and back to Kanayama, all within Nagoya. The Meijō Line's color on maps is wisteria purple and stations are labeled with the prefix "M". Officially, the line consists of the Nagoya City Rapid Railway Line 2 , the western part, and Line 4 , the eastern part. All stations accept manaca, a rechargeable contactless smart card, and other major Japanese IC cards.