| Length | 284.00m |
|---|---|
| Opened | 2021.08.29 |
| Visited | 2023.12.30 |
しもやぎさわだいに
下八木沢第二トンネル
| Length | 284.00m |
|---|---|
| Opened | 2021.08.29 |
| Visited | 2023.12.30 |