For those curious about Mie Prefecture’s natural wonders, this caving tour offers a unique way to explore the region’s underground landscapes. Here are the key details:

• Cave Conditions: With a constant temperature of around 15°C, the cave is a refreshing escape, particularly during the hot summer months.

• Underground River: Participants follow a winding underground river that reveals breathtaking rock formations and landscapes rarely seen above ground.

• Prepare to Get Wet: You’ll traverse parts of the river, but a wetsuit worn under your overalls keeps you comfortable.

• Photographic Highlights: The cave features numerous photogenic spots, including unique rock structures, making it a favorite among visitors.

• Accessibility: This activity is designed for all experience levels, and guides provide thorough instructions to ensure safety and comfort.

Additional Details

• Season: The tour is offered from April to mid-November, depending on temperature.

• Duration: The experience takes approximately 3 hours.

• Clothing: Participants wear wetsuits and overalls provided on-site to navigate the underground river.

• Complimentary Photos: Guides often use GoPro cameras to capture moments during the tour, with free photo data provided after. (Note: Camera use may vary based on conditions.)

• Post-Tour Relaxation: A hot spring is located in the same parking area, perfect for unwinding after the adventure.

Getting There

• By Train: A 15-minute walk from JR Kisei Main Line "Aso Station".

• By Car: 10 minutes from Kisei Expressway "Kise Ouchiyama IC" or Omiya Odai IC.

• Parking: Three spaces available at Yamano Rhythm.