Questions regarding reservations:
Regarding the cancellation of the event:
Important notes regarding course participation:
Other special notes:
Ages of participation: 10 to 70 years old
Rental equipment: Full wetsuits, helmets with lights, and shoes are included in the participation fee. Shorts can be rented on site for 500 yen (no reservations required). Waterproof backpacks can be rented in advance for 500 yen.
Duration: 50 minutes from the meeting point, 29km drive by yourself. 30 minutes for changing clothes and preparation, 30 minutes for climbing to the cave. Time inside the cave is approximately 1 hour 15 minutes.
Minimum number of participants: 2