|Open:||All year daily 10-16. |
|Fee:||Adults Yen 500. |
|Guided tours:||self guided|
|As far as we know this information was accurate when it was published (see years in brackets), but may have changed since then.
Please check rates and details directly with the companies in question if you need more recent info.
Jomon Shonyudo is a karst cave, with nice speleothems and interesting excavations of prehistoric man in the entrance area. Jomon is the name of the time in Japanese pre-history between 10,000 BC and 300 BC. So the name refers to archaeological findings.
The cave is visited on self guided tours, but as there are no electric lights, the visitors cary electric torches which are provided.