The Meitetsu Nagoya Main Line or Nagoya Line is a railway line operated by the private railway operator Nagoya Railroad (Meitetsu), connecting Toyohashi Station in Toyohashi with Meitetsu Gifu Station in Gifu.

Toyohashi is a city in Aichi Prefecture, Japan. As of 1 December 2019, the city had an estimated population of 377,453 in 160,516 households and a population density of 1,400 persons per km2. The total area of the city was 261.86 square kilometres (101.10 sq mi). By area, Toyohashi was Aichi Prefecture's second-largest city until March 31, 2005 when it was surpassed by the city of Toyota, which had merged with six peripheral municipalities.