If you do, this is a must have mod!
Skutoko Revival Project is an open map of Japanese highways around Tokyo so that you can live your dreams of driving with your pals on the Wangan :) Best part is that its free!
This is me drivin around, not the cleanest run but not too shabby imo. This was on a public server which they host, so theres other people around too...
This is a small section of the “track”, its much more bigger than this!