Ryusendo Cave Entry Pass (Among Japan's Top 3 Limestone Caves)
Gain entry to Ryusendo Cave, located in Iwaizumi Town, Iwate Prefecture, a national natural monument and one of Japan's premier limestone caves. Guests can navigate through 700 meters of accessible tunnels out of a total length of 4,088 meters, witnessing stunning stalactites developed over millennia and remarkable "Dragon Blue" subterranean lakes while uncovering the secrets of this enigmatic underground realm, which maintains a constant temperature of approximately 10°C throughout the year.
The tour program has not been added yet. Contact us for details.
Story & Highlights
Ryusendo is an enchanting limestone cave shaped by water over countless years. Out of the 4,088 meters of passages currently identified (with exploration continuing), roughly 700 meters are accessible to visitors. Key features include the stunning blue underground lakes (First, Second, and Third lakes) known for their exceptional clarity, along with various stalactites formed through natural processes.
Standard Itinerary (Estimated Duration: approx. 30–40 minutes)
- Enter the cave from the reception/entrance gate.
- Follow the well-maintained walking path to view different stalactites and the underground lakes (1st, 2nd, and 3rd lakes).
- Reach the turning point and proceed towards the exit (after the tour, guests can also explore the adjacent park area and Mineral House).
Highlights
- World-Class Transparency "Dragon Blue" Subterranean Lakes: An underground lake with a deep, vibrant blue hue, renowned for having some of the clearest waters globally.
- National Natural Monument & Historic Cave: Recognized as one of Japan's premier limestone caves and a valuable natural heritage location, alongside its bat inhabitants.
- Comfortable Climate Year-Round: The cave's interior consistently holds a temperature of approximately 10°C, providing a refreshing retreat during summer and a pleasant atmosphere throughout winter.
Price Details
Included
- Admission fee
Important Information
Pets are not allowed inside the cave.
Jacket and raincoat rentals are not available (since the cave temperature is around 10°C year-round, bringing a light jacket or sweater is recommended even in summer).
The cave may be temporarily closed without prior notice due to high water levels or other conditions.
Purchase Notice
Some paths and stairs inside the cave may be wet and slippery; comfortable walking shoes are recommended.
How to Use
Please provide your order number on-site.