Sightseeing Spots

Akiyoshi Caves

Chilly in summer, surreally warm in winter. Come explore this limestone cave when you're looking for an adventure.

Located in the foothills of Akiyoshidai, these limestone caves are the largest in the East. Visitors can comfortably move throughout the caves year-round, as the temperature within remains around 17 degrees Celsius throughout the seasons.
Access from Otani Sanso Approx. 30 minutes by car
Address Akiyoshi Hirodani, Shuho-cho, Mine City, Yamaguchi Prefecture 754-0511
Parking Near the Front Entrance
8:30 a.m. - 4:30 p.m. (Vehicles may still leave after 4:30 p.m.), Subject to change during Golden Week & Obon Holidays
January 1st Use Regular-sized Cars: 400 yen Motorcycles: Free

Near the Elevator Entrance, Kurodani Entrance
・Regular-sized Cars: 150 vehicles, 2 buses Both free
Price/s Adults & High School Students: 1,300 yen / Middle School Students: 1050 yen / Elementary School Students: 700 yen

* Various prices are reference prices as of 2019-2020. Please contact each facility directly for details.
Business/Opening Hours 8:30 a.m. - 5:30 p.m. *March - November, Standard Period
8:30 a.m. - 4:30 p.m. *December - February, Off-Period
Website Mine City, Yamaguchi Prefecture, Akiyoshi Plateau Quasi-National Park Sightseeing Information: Special Natural Memorial Akiyoshi Caves 別ウィンドウ