Japan National Route 23

Route data

• Length: 175.3 km
• Origin: Toyohashi
• Terminus: Ise
• Major cities: Nishio, Nagoya, Yokkaichi and Tsu

  History

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

  Intersects with

• Aichi Prefecture
• Mie Prefecture