Japan National Route 12

Route data

• Length: 135.7 km
• Origin: Chūō-ku, Sapporo
• Terminus: Asahikawa, Hokkaido
• Major cities: Ebetsu, Iwamizawa, Takikawa, Fukagawa

  History

• 4 December 1952 - First Class National Highway 12
• 1 April 1965 - General National Highway 12

  Municipalities passed through

• Ishikari Subprefecture
• *Sapporo - Ebetsu
• Sorachi Subprefecture
• *Iwamizawa - Mikasa - Bibai - Naie - Sunagawa - Takikawa -Fukagawa
• Kamikawa Subprefecture
• *Asahikawa

  Intersects with

• Ishikari Subprefecture
• *Routes 36 and 230
• *Route 5
• *Route 275
• *Route 274
• *Route 337
• Sorachi Subprefecture
• *Route 234
• *Routes 38 and 451
• *Route 233
• Kamikawa Subprefecture
• *Route 237
• *Route 40
• *Route 39