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National Route 15
National Route 15
国道15号
Route information
Length	29.2 km (18.1 mi)
Existed	4 December 1952–present
Major junctions
North end	National Route 1 in Nihonbashi, Chūō, Tokyo
	National Route 130; National Route 357; National Route 131; National Route 409; National Route 132;
South end	National Route 1 in Yokohama
Location
Country	Japan
Highway system
	National highways of Japan; Expressways of Japan;

National Route 15 (国道15号, Kokudō Jūgo-gō) is a national highway connecting Tokyo and Yokohama in Japan.^[2] It is commonly referred to as Dai-Ichi Keihin (第一京浜).

Route data

Length: 29.2 km (18.1 mi)
Origin: Nihonbashi, Chūō, Tokyo (originates at junction with Route 1, Route 4, Route 6, Route 14, Route 17 and Route 20)
Terminus: Yokohama (ends at Junction with Route 1)
Major cities: Kawasaki

History

4 December 1952 – First Class National Highway 15 (from Tokyo to Yokohama)
1 April 1965 – General National Highway 15 (from Tokyo to Yokohama)

Municipalities passed through

Tokyo
- Chūō – Minato – Shinagawa – Ōta
Kanagawa Prefecture
- Kawasaki (Kawasaki-ku, Kanagawa) – Yokohama (Tsurumi – Kanagawa)

Intersects with

Tokyo
- Routes 1, 4, 6, 14, 17 and 20 at the origin
- Route 130 at Minato-ku
- Yashio Bypass, Route 357 at Shinagawa-ku
- Route 131 at Ōta-ku
Kanagawa Prefecture
- Routes 132 and 409 at Kawasaki-ku, Kawasaki
- Route 1, at the terminus

References

^ "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.
^ 一般国道１５号 (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Kanto Regional Development Bureau. Archived from the original on 17 July 2011. Retrieved 29 November 2010.