
Morning Course 9:00~12:00
Afternoon Course 13:00~16:00
・Held all year round
This is an active course that involves crawling, passing through narrow passages, and rowing a boat (packraft) on an underground lake inside a cave, so it is recommended for those who want to fully enjoy using their bodies.
■Check out our Instagram for photos and videos of the tour.


Tour participation fee: Adults ¥20,000 Children ¥20,000

Eligible Participants
・Participants must be aged 9 and over.
・Foot size must be between 19cm and 30cm.
・Must have no concerns about their legs or hips and be able to walk mountain paths alone.
・If you have any chronic illnesses or phobias, please be sure to let us know when applying for the tour.
・Please declare if you are a male weighing over 80kg, and tell us your height, sports history, etc.
*As you will be passing through very narrow areas, we may refuse you permission to participate in this tour.
*If you have any chronic illness or injury that has not yet been cured, please explain the contents of the tour to your doctor and be sure to consult with your doctor to see if you can participate.

There are no additional charges for helmets, caving suits, protectors, tour insurance, photos and videos.
Only those who have a bank account in Japan are covered by the insurance. Travelers from overseas should apply for travel insurance.
I will send you a link to download photos and videos via Google Photos. If I hadn’t forgotten my camera…
