Japan National Route 4

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National Route 4 shield

National Route 4
Kokudō Yongō (国道4号)
Route information
Length: 743.6 km (462.1 mi)
Major junctions
South end: National Route 1 / National Route 15 in Nihonbashi, Chūō-ku, Tokyo
North end: National Route 7 in Aomori, Aomori
Highway system
National highways of Japan
Expressways of Japan
Nihonbashi in Tokyo
0 km post of Japanese Roads in Tokyo
Intersection with Meiji-dōri Avenue
Minowa Intersection

National Route 4 (国道4号, Kokudō Yongō) is a major highway in eastern Honshu, Japan. It is the longest highway in Japan[citation needed] at 743.6 km (462.1 mi), and it connects Tokyo and Aomori via Utsunomiya, Kōriyama and Morioka.

From Saitama Prefecture to Iwate Prefecture, it parallels the Tōhoku Expressway; from Morioka to Hachinohe, it parallels the Hachinohe Expressway. At its northern end point, it links with Route 7.[1]

Route data[edit]

Municipalities it passes through[edit]


4 December 1952: First Class National Highway 4 (from Tokyo to Aomori)
1 April 1965: General National Highway 4 (from Tokyo to Aomori)

Intersecting routes[edit]


  1. ^ 一般国道4号 (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Kanto Regional Development Bureau. Archived from the original on 2010-07-30. Retrieved 2010-11-29. 

External links[edit]