Kinuura Tunnel

Kinuura Tunnel (衣浦トンネル) is an undersea tunnel in Japan for cars and pedestrians which connects Handa, Aichi with Hekinan, Aichi under the Mikawa Bay at Kinuura Port. The tunnel provides 2 lanes of road going in each direction, and a separate pedestrian tunnel. The pedestrian tunnel plays a radio broadcast, and it is accessible by 11 flights of stairs on either side. Both the Handa side and Hekinan side have public parks near the exits to the tunnel.