Ryugu Sea Cave - Image 1
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Ryugu Sea Cave Toji

4.2
·3k reviews·Shimoda, Japan

A round sea cave on the Izu Peninsula, famous for its 'sunroof' hole and stunning ocean vistas from the crater edge.

Highlights

Highlights

Must-see attractions

Social content

Social

From TikTok & Reddit

Best Time

Daytime

Sunlight creates the best skylight effect

CrowdMedium
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Ryugu Sea Cave - Image 1

Ryugu Sea Cave Toji

Best Time

Daytime

Sunlight creates the best skylight effect

CrowdMedium
Highlights

Highlights

Must-see attractions

A round sea cave on the Izu Peninsula, famous for its 'sunroof' hole and stunning ocean vistas from the crater edge.

4.2
(3k reviews)

"Nice for photos but not ideal for beach access."

Vertical photo
TIP

🚗 Parking Fee

Expect a ¥500 parking fee, which includes access to restrooms.

📸 Photo Opportunities

The cave is smaller than expected, but great for photos. Look for a heart shape!

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Highlights

Discover the most iconic attractions and experiences

The Sunroof Cave

The Sunroof Cave

Ryugu Sea Cave

A natural wonder where waves carved a hole in the roof, creating a mystical skylight effect.

Panoramic Ocean Views

Panoramic Ocean Views

Crater Edge

Enjoy breathtaking vistas of the ocean from the top of the sea cave.

Toji Sand Ski Area

Toji Sand Ski Area

Near Ryugu Sea Cave

Adjacent sand dunes offer a unique landscape and a different kind of visual appeal.

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Planning Your Visit

Parking and Access

A ¥500 parking lot is available with toilet facilities. Access to the cave itself is via a short trek from the parking area. Note that a chain prevents direct access to the beach within the cave.

Best for Photos, Not Swimming

While the Ryugu Sea Cave offers stunning photo opportunities, especially from the crater edge, it's not a place for swimming or beach access due to safety measures.

Best Times

When
Daytime
Why
Sunlight creates the best skylight effect
Crowd
Medium
When
Weekdays
Why
Fewer crowds for better photos
Crowd
Low

Insider Tips

from TikTok, Instagram & Reddit

It’s crazy no one visits this hidden beach getaway from Tokyo in Summer 😱☀️ 📍The Ryugu Sea Caves are located on the southern tip of the Izu Peninsula, in an area full of natural beauty, stunning beaches and amazing viewpoints. The main highlight are the Ryugu Sea Caves, a place unlike anything you’ve ever seen in Japan. The nearby Sand dunes make for a perfect spot for sand sledding while the city...
@thattravelguy_
3.1K likes • 57.6K views

🚗 Parking Fee

Expect a ¥500 parking fee, which includes access to restrooms. Reddit

📸 Photo Opportunities

The cave is smaller than expected, but great for photos. Look for a heart shape! Reddit

Ryugu Sea Cave is located in the southern area called Toji in the Izu Peninsula. The Sunroof cave is a creation of waves carving and shaping the rocks on the sea cave and erosion that caused the roof to become a mystical skylight. Both the cave and the sunroof area are accessible through a small trek from the side of the road to the spot. The highlight of the cave is when it’s viewed from above lo...
vanakkam_tokyo
13 likes • 243 views
summer trip to Shizuoka #2 ✨🌊🌻 strolling around to: 📍Madogahama Kaiyu Park 📍Ryugu Sea Cave 📍Toji Sand Ski Area
graces.days
0 likes • 358 views

🚶‍♀️ Narrow Stairs

Be mindful of others on the narrow stairs leading down to the cave. Reddit

🚫 No Beach Access

A rope prevents entry to the beach area within the cave. Reddit

Tips

from all over the internet

🚗 Parking Fee

Expect a ¥500 parking fee, which includes access to restrooms. Reddit

📸 Photo Opportunities

The cave is smaller than expected, but great for photos. Look for a heart shape! Reddit

🚶‍♀️ Narrow Stairs

Be mindful of others on the narrow stairs leading down to the cave. Reddit

🚫 No Beach Access

A rope prevents entry to the beach area within the cave. Reddit

🌊 Red Seaweed

Depending on the season, you might see a lot of red seaweed. Reddit

What Travellers Say

4.2
(3k reviews)

Reviews Summary

Visitors find Ryugu Sea Cave a visually striking natural formation, particularly praised for its unique 'sunroof' and ocean views, making it a great photo spot. However, some note it's smaller than expected and not suitable for beach activities, suggesting it's best as a stop on a larger itinerary rather than a destination in itself.

"Just a few steps down to the beach cave from the parking above (costs ¥500) which also has toilet facilities. There’s no access to the water or beach, as a chain blocks access. On the day we visited, there was a lot of red seaweed. You can walk around the top for some great views of the ocean. Nice for photos but not ideal for beach access."

Adventure Buket

"Nice place to visit. The stairs is narrow so it's best to anticipate others movements in order to pass. There's a rope across the cave to avoid people entering the beach area, but still the view is mesmerizing to take a few pics and videos to revive the moment later on."

Juan jo Martínez

"Very cool! Neat stuff, exquisite.

Worth an individual trip? Probably not.. Worth it if you're already there? For sure!"

Mitchell Aitken

What People Like

Unique sunroof effect
Panoramic ocean views
Great photo opportunities

What People Dislike

Smaller than expected
No beach access

Frequently Asked Questions

🚇 🗺️ Getting There

Ryugu Sea Cave is located in the Toji area of the Izu Peninsula. The easiest way to access it is by car, with a dedicated parking lot available. TikTok Public transport options might be limited, so check local bus schedules if traveling without a car.

Yes, there is a parking lot available for visitors. It costs ¥500 and also has toilet facilities. Reddit

🎫 🎫 Tickets & Entry

There are no specific tickets required for entry to the cave itself, but there is a parking fee of ¥500. Reddit

The cave is generally accessible during daylight hours. It's a natural attraction, so there are no set opening or closing times, but it's best visited when there's ample sunlight. TikTok

No, direct access to the beach area within the cave is blocked by a rope for safety reasons. It's primarily a scenic spot for viewing and photography. Reddit

📸 📸 Photography

The 'sunroof' effect is most dramatic when sunlight shines through the hole in the cave's roof. Midday or early afternoon often provides the best lighting for capturing this unique feature. TikTok

Visitors can walk around the top of the cave for panoramic ocean views and to look down into the cave. Some reviews mention a 'heart shape spot' but it can be elusive. Reddit

Expect to capture the unique 'sunroof' effect, the rugged rock formations carved by waves, and expansive ocean vistas. Instagram

🎫 📍 Onsite Experience

The main activities are admiring the natural rock formations, taking photos of the 'sunroof' cave, and enjoying the ocean views from the crater edge. TikTokInstagram

Yes, it's often described as a worthwhile stop if you're already in the area, especially for its unique geological features and photo opportunities. Reddit

Yes, restroom facilities are available at the parking lot. Reddit

For Different Travelers

Tailored advice for your travel style

👨‍👩‍👧 Families with Kids

Ryugu Sea Cave offers a unique natural spectacle that can capture children's imaginations. The 'sunroof' effect and the dramatic rock formations are visually engaging. While direct beach access is restricted, the short walk from the parking lot and the opportunity to see the ocean from above are manageable for most families. The nearby restrooms are also a plus. Reddit Ensure children are supervised closely due to the proximity to the ocean and the potentially narrow paths. Reddit

🚗 Road Trippers & Day-Trippers

For those exploring the Izu Peninsula by car, Ryugu Sea Cave is an excellent and easily accessible stop. The ¥500 parking fee is reasonable for a quick visit, and the facilities like restrooms add convenience. Reddit It's perfect for a short break to stretch your legs, take some memorable photos, and appreciate the coastal beauty without requiring a significant time commitment. Combine it with a visit to the nearby Toji Sand Ski Area for a varied experience. Instagram

Deep Dives

In-depth insights and expert knowledge

Geological Marvel: The Sunroof Cave

Ryugu Sea Cave is a testament to the power of nature, specifically the relentless work of waves and erosion. Over time, the ocean has carved a remarkable round cave into the coastline. The most striking feature is the large hole in its roof, often referred to as a 'sunroof.' This natural skylight allows sunlight to stream into the cave, creating a dramatic and almost mystical ambiance, especially when the light hits the water or rock formations within. TikTok

Visitors can access the area via a short trek from the parking lot. While you can't enter the water or beach area directly due to safety barriers, the vantage point from the crater's edge offers stunning panoramic views of the surrounding ocean and coastline. The interplay of light and shadow within the cave makes it a photographer's dream. InstagramReddit

Beyond the Cave: Exploring the Toji Area

The Ryugu Sea Cave is situated in the southern part of the Izu Peninsula, in an area known as Toji. This region offers more than just the sea cave. Adjacent to the cave, you'll find the Toji Sand Ski Area, characterized by its unique sand dunes. This provides a contrasting landscape to the rocky coastline and sea cave, offering another visual dimension to your visit. Instagram

For those driving along the Izu coast, Ryugu Sea Cave serves as a convenient and picturesque stop. The presence of parking and restrooms makes it a comfortable place for a brief exploration. While some visitors might find the cave itself smaller than anticipated, its unique geological formation and the surrounding coastal scenery make it a memorable part of a larger road trip. Reddit+1

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