Route description
- Length: 187.7 km (including closed sections)
- Origin: Imizu, Toyama Prefecture at the intersection with Route 415 at Shinkō-no-mori
- Terminus: Gujo, Gifu Prefecture at the intersection with Route 156 at Jōnan-chō
- Main cities en route: Toyama, Takayama
- Designated section: Part of National Route 41 system
References
- "一般国道の路線別、都道府県別道路現況" [Road statistics by General National Highway route and prefecture] (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 11 February 2020.