the is a subway line forming part of the nagoya municipal subway system in nagoya, japan, operated by transportation bureau city of nagoya. it is a loop line that runs from kanayama, via sakae, ōzone, nagoya daigaku, and back to kanayama, all within nagoya. the meijō line color on maps is wisteria purple. its stations are numbered with the prefix "m". officially, the line consists of , the western part, and , the eastern part. all the stations accept manaca, a rechargeable contactless smart card.