NEXCO EAST Kanto Regional Head Office (Taito-ku, Tokyo) will coincide with the opening of Ken-O Road Togane Junction (JCT)-Kisarazu East Interchange (IC) (scheduled for April 27, 2013). Then, change the road name of a part of Chiba-Togane Road (between Togane JCT and Matsuo Yokoshiba IC) which is currently open to "Ken-o Expressway (Ken-O Road)".

This is, Chiba-Togane Road (between Togane Matsuo from JCT Yokoshiba IC) is now open to Ken-O Road become a (Togane between Kisarazu Higashi IC from JCT) and consecutive road Ken-O Road from forming a part of, change Is what you do.