Three annular highways will be completed in Tokyo Mega City

As road traffic of the backbone of Tokyo metropolitan area, the network of third annular 9 radiation are planned, in 1963. Since then, Tomei, Center, Kanetsu, while the radiation direction of the highway such as Tohoku is in place, the development of the annular direction of the highway was delayed.

But soon these 3 annular hiways will completed. You can view whole plan of Tokyo highway roads in this video.