Ioki Cave is a marine cave spanning 40m in which bedrock formed ove…
This cavern is situated on the eastern coast of Tanegashima and offer…
The Iwaya Caves, which were formed by the erosion of the waves over…
Kumaya Cave is the southernmost example of the Legend of Amano-Iwato,…
Megijima Island is located about 20 minutes by ferry from Takamatsu…
Inside the cave is between 12℃ and 15℃ all year round, making it ch…
Nakatonbetsu Limestone Caves are composed of limestone that was for…
The Komakado Caves are lava tunnels that were created by the erupti…
Reigando Cave can be found at the foot of Mt. Kinpo, in western Kum…
These are the ruins of an uncompleted air-raid shelter with a length …