is a national highway connecting Toyohashi and Ise, Mie in Japan.

Route data Length: 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

References