- 〒754-0511 3443-6 Akiyoshi Shuhou-cho Miyo Yamaguchi [ google maps ]
- 9:30-17:30 / open 365 days a year
- TEL. FAX.0837-63-1409
Akiyoshidai to be known as the vast karst plateau in Japan.
There are many scattered erosion by rain water under the plateau made of limestone of paleozoic.Shuho dong cave is estimated 10 km total length.Which is the largist in Japan.
A new cave will continue to be discovered by exploration today.