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|---|---|---|---|---|
| 国道117号 | ||||
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| Route information | ||||
| Length | 119.6 km[1] (74.3 mi) | |||
| Existed | 18 May 1953–present | |||
| Major junctions | ||||
| South end |  National Route 18 in Nagano, Nagano | |||
| North end |  National Route 17 in Ojiya, Niigata | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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Route 117 (国道117号, Kokudō hyakujūnana-gō) is a national highway connecting Nagano, Nagano and Ojiya, Niigata in Japan.
- ^ "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 19 February 2020.