Japan National Route 121

National Route 121 shield
National Route 121
国道121号
Map
R121 大峠トンネル(山形側)出口 (1427272290).jpg
Route information
Length249.6 km[1] (155.1 mi)
Existed1953–present
Major junctions
North end National Route 13 in Yonezawa, Yamagata
South end National Route 123 in Mashiko, Tochigi
Location
CountryJapan
Highway system
National Route 120 National Route 122
A tunnel on Route 121.

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.

  1. ^ "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.