Japan National Route 12

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National Route 12 shield

National Route 12
国道12号 (Kokudō jūni-gō)
Route information
Length135.7 km[1] (84.3 mi)
Highway system
National highways of Japan
Expressways of Japan
National Route 11National Route 13

National Route 12 is a national highway connecting Sapporo and Asahikawa in Hokkaidō, Japan.

Route Data[edit]


Suburb of Sapporo in winter

Municipalities passed through[edit]

Intersects with[edit]


  1. ^ "一般国道の路線別、都道府県別道路現況" (PDF) (in Japanese). Ministry of Land, Infrastructure, Transport and Tourism. Retrieved 10 October 2019.