
Panduan
Ryugado is one of Japan's largest and most significant limestone caves, located in Kami City, Kochi Prefecture. Formed over countless years by the slow erosion of limestone by water droplets, the cave offers a breathtaking and mysterious landscape. In addition to the well-maintained "Sightseeing Course" designed for general tourists, the cave offers more intense experiences such as the "Adventure Course" and the "Nishimoto Cave Course," allowing visitors to feel the raw power of nature up close.
Ryugado is officially designated as a Historic Site and Natural Monument by the Agency for Cultural Affairs. The natural beauty within has been carefully preserved for generations. To protect the delicate cave ecosystem, access is strictly regulated based on guidelines from the Agency for Cultural Affairs. For instance, the Nishimoto Cave Course is only open from April 29th to September 30th each year, ensuring a balance between environmental conservation and tourism.

The interior of the cave is filled with a diverse array of stalactites and stalagmites that leave visitors in awe. On the standard Sightseeing Course, you can enjoy the ethereal beauty of the formations illuminated by artificial lights. For those seeking a more intense experience, the "Adventure Course" is highly recommended. Guided by a professional, you will navigate through the darkness and narrow passages for about 200 meters, climbing wooden ladders and crawling through tight spaces—an exhilarating experience unlike anything in daily life.
While Ryugado is open throughout the year, certain routes have specific availability. The Nishimoto Cave Course, for example, is only accessible from April 29th to September 30th. Please note that due to weather conditions, entry might be canceled even with a reservation; it is important to check the weather on the day of your visit. Visiting during daylight hours allows you to enjoy the natural environment surrounding the cave entrance as well.

This is more than just a sightseeing spot; it offers active adventure. The "Adventure Course" is a specialized program where you experience the true silence and darkness of the cave alongside a guide. Equipped with a helmet and headlamp, you can challenge the natural terrain. Rental items such as coveralls and boots are also available, allowing for a more authentic and professional cave exploration experience.
Near the cave exit, you will find rest areas, a museum, and various shops. Facilities like the "Exit Free Rest Area Komorebi" and the Ryugado Museum allow you to relax and reflect on your journey. There are also souvenir shops nearby where you can experience the local culture of Tosa.