Japan National Route 15

National Route 15
国道15号
Route information
Length	29.2 km[1] (18.1 mi)
Existed	4 December 1952–present
Major junctions
North end	National Route 1 in Nihonbashi, Chūō, Tokyo
Major intersections	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 14 → National Route 16

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).