Japan National Route 21

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National Route 21 shield
National Route 21
国道21号
Route information
Length101.4 km[1] (63.0 mi)
Highway system
National highways of Japan
Expressways of Japan
← National Route 20→ National Route 22

National Route 21 (国道21号, Kokudō Nijūichi-gō) is a national highway connecting Mizunami, Gifu Prefecture and Maibara, Shiga Prefecture in Japan.[2]

Route data[]

  • Length: 101.4 kilometers (63.0 mi)
  • Origin: Mizunami (originates at junction with Route 19)
  • Terminus: Maibara (ends at Junction with Route 8)
  • Major cities: Minokamo, Kakamigahara, Gifu, Ōgaki

History[]

  • 4 December 1952 - Designation as First Class National Highway 21 (from Mizunami to Maibara)
  • 1 April 1965 - Designation as General National Highway 21 (from Mizunami to Maibara)

Intersects with[]

  • Gifu Prefecture
    • Route 19
    • Route 248
    • Route 41
    • Routes 22 and 156
    • Route 157
    • Routes 258 and 417
    • Route 365
  • Shiga Prefecture
    • Route 8

References[]

  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.
  2. ^ 一般国道２１号 (in Japanese). Kinki Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 27 November 2010.


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