Explore Sarushima’s hidden history on a guided tour. Discover forgotten forts, secret tunnels, and untouched beauty. A unique adventure awaits in Tokyo Bay.
Explore Sarushima’s hidden history on a guided tour. Discover forgotten forts, secret tunnels, and untouched beauty. A unique adventure awaits in Tokyo Bay.
- Sarushima - Embark on a delightful ferry ride from Mikasa Pier in Yokosuka to reach Sarushima. As the ferry glides across Tokyo Bay, the bustling cityscape gradually disappears, replaced by a sense of adventure. In a mere 10 minutes, you’ll find yourself on Japan’s only natural island in the bay, a place preserved from modern development and…
- Sarushima - Embark on a delightful ferry ride from Mikasa Pier in Yokosuka to reach Sarushima. As the ferry glides across Tokyo Bay, the bustling cityscape gradually disappears, replaced by a sense of adventure. In a mere 10 minutes, you’ll find yourself on Japan’s only natural island in the bay, a place preserved from modern development and steeped in history.
Once a crucial military site, Sarushima is now uninhabited, lush with greenery, and dotted with historical remnants. Visitors can wander along tranquil forest paths, discover moss-covered stone walls, red-brick tunnels, and artillery relics, all while taking in breathtaking sea views. The island’s serene, overgrown ruins often evoke scenes from a Ghibli movie.
With no vehicles, no inhabitants, and nature gradually reclaiming its space, Sarushima offers a journey back in time. It perfectly combines mystery, beauty, and tranquility, just a short ferry ride from the mainland.

- Round-trip ferry ride
- Visit to hidden chambers and tunnels
- Guided tour of Sarushima
- Photo opportunities
- Ferry fare
- Round-trip ferry ride
- Visit to hidden chambers and tunnels
- Guided tour of Sarushima
- Photo opportunities
- Ferry fare
- Food and drinks
- Food and drinks
This isn’t merely a day trip—it’s an adventure into a different realm.
The Sarushima tour uniquely blends history, mystery, and nature, offering an experience that few places in Japan can match. Participants will enjoy a brief ferry ride with a local guide to Tokyo Bay’s sole natural island—an uninhabited former military site now enveloped in moss,…
This isn’t merely a day trip—it’s an adventure into a different realm.
The Sarushima tour uniquely blends history, mystery, and nature, offering an experience that few places in Japan can match. Participants will enjoy a brief ferry ride with a local guide to Tokyo Bay’s sole natural island—an uninhabited former military site now enveloped in moss, vines, and tranquility.
What distinguishes this tour is the exclusive guided exploration of hidden tunnels, stone ruins, and neglected artillery platforms—areas often overlooked by visitors. The guide will vividly narrate the island’s compelling history, from samurai-era defenses to Meiji-era military secrets.
With no vehicles, no crowds, and no commercialization, Sarushima provides an untouched ambiance reminiscent of a real-life movie set. It’s an ideal getaway for travelers seeking a truly unique experience—mysterious, beautiful, and deeply rooted in Japan’s history.
A short ferry ride. Profound discovery. An unforgettable journey.
For a full refund, cancel at least 24 hours before the scheduled departure time.
For a full refund, cancel at least 24 hours before the scheduled departure time.