Exploring Yokosuka: Boat Trip to Natural Island and Naval Port Cruise

If you’re seeking a day that combines Japan’s military history, natural scenery, and local flavor, this Yokosuka tour promises just that. While we haven’t personally taken this trip, detailed reviews and descriptions suggest it’s a well-rounded experience that offers much more than a typical sightseeing outing. It’s particularly effective for those interested in maritime history, authentic Japanese food, and scenic boat rides.
What we love about this tour is the thoughtful balance—visiting a historic island and its remnants gives you a tangible connection to the past, while the boat cruise provides stunning views of active naval vessels that add real excitement. Plus, the delicious lunch at the Port Market adds a satisfying touch of local flavor.
One consideration is that the tour is weather-dependent; rough seas or strong winds could impact ferry and cruise operations, so flexibility is key. It’s best suited for travelers who enjoy a mix of history, nature, and maritime scenery, and who are comfortable walking and standing outdoors for a good part of the day.
You can check availability for your dates here:👉 Check out our guide to the 2 Best Cruises And Boat Tours In Yokosuka
Contents
- Exploring Yokosuka: Boat Trip to Natural Island and Naval Port Cruise
- Key Points
- An In-Depth Look: What to Expect on the Yokosuka Boat & Island Tour
- Starting Out at Yokosuka Station
- Visiting Military Remnants on Sarushima Island
- Lunch at Port Market
- Exploring Dobuita Street and Local Souvenirs
- The Naval Port Cruise: Final Highlight
- Practical Details and Group Dynamics
- Value and Pricing
- What Travelers Are Saying
- Who Will Love This Tour?
- The Sum Up
- FAQs
- Our Top Picks in Yokosuka
- More Boat Tours & Cruises in Yokosuka
- More Tour Reviews in Yokosuka
- Not for you? Here's more things to do in Yokosuka we have recnetly reviewed
Key Points
- Historic Sites & Nature: Visit Sarushima Island’s military remnants and enjoy a forest walk and beachcombing.
- Scenic Boat Ride: View active battleships, submarines, and naval vessels, offering a glimpse into Japan’s and the U.S. maritime presence.
- Authentic Local Food: Savor a variety of fresh, local dishes at the Port Market near the harbor.
- Small Group Experience: With a limit of six participants, chances are you’ll get personalized attention and a relaxed atmosphere.
- Expert Guides: Knowledgeable guides share not only history but also insider tips, making the experience more meaningful.
- Flexible & Convenient: The tour includes easy meeting logistics from Yokosuka Station and options to reserve and pay later.
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An In-Depth Look: What to Expect on the Yokosuka Boat & Island Tour

Starting Out at Yokosuka Station
The day kicks off outside the east exit of Yokosuka-ch station, a straightforward starting point. From there, it’s a 20-minute walk to the visitor center, which is your first chance to get a taste of what’s ahead. The guide typically spends around 15 minutes here, offering a quick overview of the day’s plans and answering initial questions. This relaxed start helps set the tone for a personal, engaging experience.
Visiting Military Remnants on Sarushima Island
Next, you’ll hop on a short, 10-minute ferry ride across Tokyo Bay to Sarushima Island—the only natural island in the bay. The ferry itself is an enjoyable part of the journey, offering quick scenic views of the water and naval activity. Once on the island, you’re treated to a guided walk lasting approximately two hours, exploring the brick tunnels, barracks, and old power magazines used during wartime.
The remains of these facilities evoke a sense of history that feels surprisingly tangible. You’ll see structures that hint at the island’s military past, but also find quiet beaches and forested areas perfect for a leisurely stroll or shell collecting. Several reviews highlight how well-organized and informative the tour is, with guides sharing stories that bring these relics to life.
More Great Tours NearbyLunch at Port Market
Back on the mainland, about 15 minutes on foot takes you to Yokosuka’s Port Market. Here, you’ll indulge in a hearty, fresh local lunch—an essential highlight for many travelers. The menu features a variety of options, allowing you to pick something that suits your taste. Many reviews mention how good the food is and how it genuinely captures the flavors of the region.
Exploring Dobuita Street and Local Souvenirs
Post-lunch, a leisurely 30-minute walk brings you to Dobuita Street. This area is a lively spot where military memorabilia, Japanese souvenirs, and quirky shops line the streets. It’s a fun place to browse, especially if you’re interested in military gear or want to pick up a memorable keepsake.
The Naval Port Cruise: Final Highlight
The grand finale is a 45-minute harbor cruise. As you glide through Yokosuka’s busy naval port, you’ll have front-row seats to see battleships, submarines, and active naval vessels of both the U.S. Navy and Japan’s Maritime Self-Defense Forces. Many reviews mention how impressive it is to see these ships up close, with some travelers noting the opportunity to learn about modern naval operations from knowledgeable guides.
Practical Details and Group Dynamics
This tour is tailored for small groups, capping at just six participants. This means a more intimate experience, with plenty of chances for questions and personalized insights. The entire day runs around 6.5 hours, starting at 9:40 am, making it manageable even for those with limited time.
Weather can influence the ferry and cruise schedules, so the guide will contact you the day before to confirm or reschedule if needed. The tour is suitable for most, but not recommended for children under five, people prone to seasickness, seniors over 80, or babies under one.
Value and Pricing
At $82 per person, the price covers transportation, meals, entry fees, and expert guides. Considering the depth of the experience—the mix of history, nature, authentic local food, and naval views—many reviewers feel it offers good value. Plus, the flexibility of reserving with a pay-later option makes it easier to plan your trip.
What Travelers Are Saying
Numerous reviewers praise guides like Lucy, describing her as friendly, knowledgeable, and attentive. Comments highlight her ability to make history come alive and share local secrets, making the tour more than just a walk-and-talk. Many mention how the combination of scenic views and historical insights makes for a memorable day, noting the friendly atmosphere and the opportunity to learn about Yokosuka’s military and maritime significance firsthand.
Who Will Love This Tour?

This experience is perfect for travelers looking for a mix of history, natural beauty, and active exploration. If you enjoy maritime scenery and authentic local eats, you’ll find plenty to love. It’s especially suited for those interested in military history or simply wanting a break from Tokyo’s urban hustle. Keep in mind that it involves walking and outdoor exposure, so good shoes and weather preparedness are advised.
The Sum Up

This Yokosuka boat and island tour offers a well-rounded peek into Japan’s naval past and present while immersing you in natural beauty and local flavors. It’s a chance to step away from Tokyo’s crowds and discover a different side of Japan—more relaxed, more historical, and filled with stunning views.
The small-group format ensures a personal experience, and the knowledgeable guides help unravel the stories behind the historic sites and active naval vessels. The combination of a scenic ferry ride, a walk through military relics, and a harbor cruise makes this tour particularly appealing for those who love history and the sea.
Value-wise, at $82, you gain a comprehensive day’s adventure that blends culture, history, and scenery. If you’re after an authentic, memorable experience that balances education with leisure, this tour is a strong choice—especially for those who enjoy a bit of maritime drama and natural serenity.
Yokosuka: Boat Trip to Natural Island and Naval Port Cruise
“It was well organised and Lucy was friendly and easy to chat with. She shares lots of knowledge with you and has books, information and aids to hel…”
FAQs

Is transportation included in the tour?
Yes, transportation between the meeting point, ferry, and cruise is part of the tour. The tour includes a ferry ride to Sarushima Island and a harbor cruise.
What should I bring?
Comfortable shoes are recommended, as the tour involves walking and outdoor activities. It’s also good to bring weather-appropriate clothing, especially since ferry and cruise services depend on weather conditions.
Can I cancel the tour?
Yes, you can cancel up to 24 hours in advance for a full refund, offering flexibility if your plans change unexpectedly.
Is this tour suitable for children?
It’s not suitable for children under 5 years old or babies under 1 year, mainly due to the outdoor activities and boat rides.
What language is the tour guided in?
Guides speak English and Japanese, ensuring clear communication for a diverse group.
How long does the entire experience last?
The tour runs about 6.5 hours, starting at 9:40 am, making it a manageable day trip for most travelers.
This Yokosuka tour offers a thoughtful mix of history, scenery, and local culture—ideal for curious travelers eager to explore beyond Tokyo’s usual sights.
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