Japan National Route 23

National Route 23 (国道23号) is a national highway connecting Toyohashi and Ise, Mie in Japan.

Route data

 * Length: 213.7 km
 * Origin: Toyohashi (originates at junction with Route 1)
 * Terminus: Ise (ends at Ise Shrine)
 * Major cities: Nishio, Nagoya, Yokkaichi and Tsu

History

 * 4 December 1952 - Designated as First Class National Highway 23 (from Yokkaichi, Mie to Ise, Mie)
 * 1 April 1965 - Designated as General National Highway 23 (from Yokkaichi, Mie to Ise, Mie)
 * 1 April 1975 - The highway was extended with the addition of a section between Yokkaichi, Mie and Toyohashi.

Intersects with

 * Aichi Prefecture
 * Mie Prefecture