The Meijō Line (名城線, Meijō-sen) is a subway line, part of the Nagoya Municipal Subway system in Nagoya, Japan. 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. Its stations carry the letter M followed by a number.