Japan National Route 4

National Route 4 shield
National Route 4
国道4号
Map
Japan National Route 4 highlighted in red
Route information
Length738.5 km[1] (458.9 mi)
Existed4 December 1952–present
Major junctions
South end National Route 1 / National Route 15 / National Route 20 in Nihonbashi, Chūō-ku, Tokyo
Major intersections
North end National Route 7- Aomori West Bypass in Nagashima, Aomori, Aomori
Location
CountryJapan
Highway system
National Route 3 National Route 5

National Route 4 (国道4号, Kokudō Yongō) is a major national highway in eastern Honshū, Japan. Measuring 738.5 kilometers long (458.9 mi), it is the longest highway in the country. When oversea routes are included, it is the second longest highway in Japan, with National Route 58 then measuring 884.4 kilometers (549.5 mi) because of its maritime sections. The highway connects Tokyo and Aomori via Utsunomiya, Kōriyama, Sendai, and Morioka.[1]

From Saitama Prefecture to Iwate Prefecture, it parallels the Tōhoku Expressway; from Morioka to Hachinohe, it parallels the Hachinohe Expressway. At its northern terminus it links with National Route 7.[2]

  1. ^ a b "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4号 (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Kanto Regional Development Bureau. Archived from the original on 30 July 2010. Retrieved 29 November 2010.