Ring Route (Nagoya Expressway)

The is an urban expressway in Nagoya, Japan. It is a part of the Nagoya Expressway network and is owned and operated by Nagoya Expressway Public Corporation.
Overview.
The Ring Route forms a rectangular loop around downtown Nagoya. It is one-way only and flows clockwise with 2 to 4 lanes of traffic. Routes 1 through 6 of the Nagoya Expressway network extend radially from the Ring Route (Route 2 bisects it). The Ring Route also serves as the origin point for these expressways.
The first section of the route was opened to traffic in 1985 and the route was completed in 1995. The future Sannō Junction will link the Ring Route to Route 4 which is under construction.