 | This article relies largely or entirely on a single source. (October 2024) |
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|---|---|---|---|---|
| 国道121号 | ||||
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| Route information | ||||
| Length | 249.6 km[1] (155.1 mi) | |||
| Existed | 1953–present | |||
| Major junctions | ||||
| North end |  National Route 13 in Yonezawa, Yamagata | |||
| South end |  National Route 123 in Mashiko, Tochigi | |||
| Location | ||||
| Country | Japan | |||
| Highway system | ||||
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National Route 121 (国道121号, Kokudō hyaku-nijū-ichi-gō) is a national highway connecting the city of Yonezawa, Yamagata and the town of Mashiko, Tochigi 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.