Surrounded by coral reef seas, Okinawa is home to more than 600 solutional caves.
Among them, Gyokusendo Cave is the largest limestone cave. Created over 300,000 years, Gyokusendo Cave is one of the largest in Japan, with a total length of 5,000 meters and over 1 million Speleothem. (Open to the public: 890m)
In today's development of civilization, every place on earth seems to have become a daily space for humankind, but extraordinary space is spreading in our feet, the earth's world. Various Speleothem, underground rivers flowing through caves, and the sound of dripping water. Experience the earth's time, which has been around for tens of thousands of years.
Introduction of highlights
In the caves where the sun cannot reach, there are creatures adapted to the dark environment. In Gyokusendo Cave, there are many rare creatures unique to subtropical islands, such as Okinawa least horseshoe bat, the eyeless Harvestman and Kuroiwa's ground gecko, the largest freshwater shrimp in the country, and the Giant mottled eel growing above 1.5 meters.
There are various types of Speleothem, including the Stalactites hanging from the ceiling, the Stalagmites, which stretches from the ground like bamboo shoots, the Microgours, the sand grains, and the Cave pearls.
"Cave rafts" is a rare Speleothem that can be seen only in the season.
For eight days from November 21 to 28, 2021, "Okinawa Cave Week 2021" was held with the aim of allowing citizens to become familiar with the nature and culture of Okinawa's caves and karst areas. At two venues, the Okinawa World and the Okinawa Prefectural Museum & Art Museum, there were many too deep events by cave specialists.