* Closed in winter
* You cannot pass through Shirakawago.
* Chu-gu Onsen is accessible until Sunday, November 24
* From 19:00 to 7:00 Night traffic to Chu-gu Onsen is not possible
* One-way alternating section L = 130m
* Cannot pass if the hourly rainfall is 10mm or more and the continuous rainfall is 50mm or more
* Vehicles with a height of 3.8m or more and a width of 3.0m or more cannot pass.