Japan National Route 22
| National Route 22 | ||||
|---|---|---|---|---|
| 国道22号 | ||||
| Route information | ||||
| Length | 37.0 km (23.0 mi) | |||
| Existed | 4 December 1952–present | |||
| Major junctions | ||||
| North end | National Route 21 in Gifu | |||
| South end | National Route 1 in Atsuta-ku, Nagoya | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 22 (国道22号, Kokudō Nijūni-gō) is a national highway connecting Nagoya, Aichi Prefecture, and Gifu, Gifu Prefecture in Japan. The route follows the old Minoji, a 17th-century trade route that connected the Nakasendō and the Tōkaidō.