The Bayshore Route of Shuto Expressway (首都高速道路湾岸線, Shuto Kōsokudōro Wangan-sen or simply Wangan-sen for short) is a stretch of toll highway in Greater Tokyo, 70 km, that runs from Yokohama city, Kanazawa ward, to Ichikawa city of Chiba Prefecture. It is an important route that runs between artificial islands of Tokyo Bay by way of bridges and sub-sea tunnels, bypassing Tokyo entirely.
It runs from Yokohama through the Yokohama Bay Bridge and Tsurumi Tsubasa Bridge, the Kawasaki Subsea Tunnel, the Tama Subriver Tunnel,Haneda Airport North tunnel, Tokyo Bay Subsea Tunnel, which connects it to the popular tourist spot of Odaiba, and then on to Urayasu (near Tokyo Disneyland) in Chiba Prefecture. It is designated National Route 357 (国道357号). It facilitates road travel between Chiba and Kanagawa prefectures.

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