Okinawa World in southern Okinawa Island lets you enjoy the history, culture and nature of Okinawa. It includes Gyokusendo, a 5km long limestone cave formed about 300,000 years ago. There are also a Traditional Crafts Village and a museum with a show dedicated to the "habu", a venomous snake found only in Japan's southwest islands.
9:00 am - 4:00 pm (last admission)
closes at 5:30 pm
Open throughout the year
https://www.gyokusendo.co.jp.e.aqs.hp.transer.com/okinawaworld/