石狩川
The Asahikawa Shindō is a auxiliary route of National Route 12 that travels to the west and north of the central district of Asahikawa. From its southern terminus with its parent route, it heads north and crosses over the Ishikari River. After that it curves to the northeast and has a junction with the Dō-Ō Expressway. North of central Asahikawa the highway curves to the southeast. It meets National Route 40 just before crossing over the Ishikari River once more. The highway then meets its northern terminus at an intersection with National Route 39.