About
Step into a mysterious underground world, a vast cave with stunning natural formations.
Why go
- Feels like we were descending into the abyss
- A subterranean world that looks like a dream
- One of the craziest places that i've ever been to in japan
Must try
- Explore a section that was closed off
- Take a boat ride and see clear blue water
- Hyakumi-dara (terraced limestone plates)
- Koganchu (golden pillar)
Pro tips
- Take the elevator that brought us to the akiyoshidai plateau
- Take a bus from shin-yamaguchi station
- Allow 60-90 minutes for a tour
- Paid parking available
Good to know
- No restrooms inside the cave
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Rating
4.4 / 5 (6949 reviews)
Opening Hours
| Monday | 8:30 AM–5:30 PM |
| Tuesday | 8:30 AM–5:30 PM |
| Wednesday | 8:30 AM–5:30 PM |
| Thursday | 8:30 AM–5:30 PM |
| Friday | 8:30 AM–5:30 PM |
| Saturday | 8:30 AM–5:30 PM |
| Sunday | 8:30 AM–5:30 PM |
Phone: +81 837-62-0305