The 2.7-kilometer (1.7 mi) long radial expressway runs northwest from the Shinonome Junction (with the Bayshore Route) in Kōtō-ku and ends at Harumi in Chūō-ku.

The expressway between Shinonome and Toyosu opened to traffic on 11 February 2009, and currently consists of a single lane in each direction.

A 1.2 km-long extension from Toyosu to Harumi opened on 10 March 2018.

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