Japan National Route 15

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National Route 15 shield

National Route 15
First Keihin
国道15号 (Kokudō jūgo-gō)
Route information
Length: 29.2 km (18.1 mi)
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
Highway system
National highways of Japan
Expressways of Japan
Route 15 (Ginza of Chūō, Tokyo)

National Route 15 is a national highway connecting Tokyo and Yokohama in Japan.[1] It is commonly referred to as Dai-Ichi Keihin (第一京浜, literally "Tokyo-Yokohama Number One").

Route Data[edit]


  • 1952-12-04 - First Class National Highway 15 (from Tokyo to Yokohama)
  • 1965-04-01 - General National Highway 15 (from Tokyo to Yokohama)

Municipalities passed through[edit]

Intersects with[edit]


  1. ^ 一般国道15号 (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Kanto Regional Development Bureau. Archived from the original on 2011-07-17. Retrieved 2010-11-29.