Participation fee 5000 yen (Guide fee, shower room use, rental (clothes, water shoes, face towel, work gloves, helmet, headlamp), insurance included)

Tour operating hours

July/August
10:00/ 14:00 on weekdays and weekends (2 tours per day)

September
Weekdays (Monday to Friday) 10:00 (1 tour per day)
Saturdays, Sundays, and holidays 10:00/14:00 (2 tours per day)

Explore an undisclosed area of Gyokusendo, one of the largest in Japan, with a caving instructor. A summer-only adventure tour where you can go through a natural, completely dark cave, relying only on the light of a headlamp.

Intended audience：6 years and over ※9 years old and under must be accompanied by a parent or guardian

Advance applications are required

Exploring the Minami no Shima Cave

https://www.gyokusendo.co.jp/okinawaworld/okinawacavetanken/exploration.html