Nagoya Municipal Subway Lines and infrastructure Lines and infrastructure

| Color_Icon | Name__1 | Name__2 | Mark | First_section_opened | Last_ex_tension | Length_ | Stations_ |
|---|---|---|---|---|---|---|---|
| yellow | Line 1 | Higashiyama Line | H | 1957 | 1982 | 20.6 km (12.8 mi) | 22 |
| purple | Line 2 | Meijō Line | M | 1965 | 1971 | 8.9 km (5.5 mi) | 12 |
| purple | Line 4 | Meijō Line | M | 1974 | 2004 | 17.5 km (10.9 mi) | 17 |
| purple & white | Line 2 | Meikō Line | E | 1971 | - | 6.0 km (3.7 mi) | 7 |
| blue | Via trackage rights | Meitetsu Inuyama Line | - | 1993 | - | 21.4 km (13.3 mi) | 13 |
| blue | Line 3 | Tsurumai Line | T | 1977 | 1993 | 20.4 km (12.7 mi) | 20 |
| blue | Via trackage rights | Meitetsu Toyota Line | - | 1979 | - | 15.2 km (9.4 mi) | 8 |