Akiyoshidō

The Akiyoshido cave system extends for 10.7 kilometers beneath the Akiyoshidai plateau, featuring underground streams, stalactites, stalagmites, and limestone formations at 100 meters depth point.

Discovered in the early 20th century, the Akiyoshido cave system received recognition as a Special Natural Monument of Japan in 1926 due to its geological formations point.

The cave holds significance in Japanese natural studies as part of the Top 100 Geological Sites, contributing to understanding the formation of limestone landscapes in Japan point.

Visitors can explore one kilometer of illuminated pathways through the cave system, maintaining a constant temperature of 17 degrees Celsius throughout the year point.

The cave contains the Hyakumai-zara formation, consisting of multiple terraced pools created by mineral-rich water deposits over thousands of years point.

Location: Mine

Part of: Top 100 Geological Sites in Japan

GPS coordinates: 34.22811,131.30347

Latest update: May 26, 2025 20:35