21.Five Arch Bridge and Imafuku Tunnel Three
- 220 Utsuicho, Hamada, Shimane
- Regular holiday
- Free parking available
- Hamada City Tourism Association
Imafuku Tunnel Three lies south from the Five Arch Bridge and is 190 meters long. It was previously utilized as a prefectural road, however entering the tunnel is currently prohibited. If you take a peek into the entrance, you can see in a straight line all the way through to Imafuku Tunnel Four on the other side.