The inter-island ferry is a convenient way to travel around the Dōzen Islands—Nishinoshima, Nakanoshima, and Chiburijima—designated as a UNESCO Global Geopark. You can easily hop to neighboring islands, just like taking a local bus. Ferries operate from around 7 a.m. to 9 p.m., with departures every 15 to 30 minutes.Perfect for short trips between the islands. [Year-round fare: 300 yen per ride (adult)]

Are you a nature lover who enjoys good food and watching people come and go? If so, you'll love Entô Walk! While the experience is enjoyable on its own, learning about the background and charm of the island will enhance your trip. The friendly and knowledgeable Entô staff are here to provide insight into the exhibition of Entô and the surrounding scenery. The entire experience lasts approximately 40 minutes and is free to attend without the need for reservations. The walk starts at 16:00 throughout the year, although the timing may be subject to change. If you have any questions or concerns, please feel free to reach out to the Entô Geo Office at 08514-2-2365

Take a moment to experience the beauty of nature that often goes unnoticed while driving. Why not take the time to truly appreciate the changing seasons and the flow of time on a leisurely walk? It can be quite enjoyable to embark on a journey with no set destination and simply let nature guide you. A trip where you can feel the breeze and the scent of nature directly will undoubtedly become a cherished memory. The activity lasts about 3 hours and should be reserved in advance.

Amanbow is an underwater observation boat that allows you to experience the connection between land and sea. The course takes you to the Dozen Caldera terrain full of interesting marine resources. You can feel the fresh sea breeze while observing the beautiful scenery. The tour takes approximately 50 minutes. The activity is available from April to October. Prior booking is recommended as the number of seats is limited.

Experience the thrill of cruising on a private boat. There are 3 separate courses to choose from: sunrise, sunset, and night-time cruise. The sea offers a unique excitement that can only be experienced when out on a boat. Enjoy the breathtaking views of the caldera while interacting with a veteran local captain who is well-versed in the sea of Oki. This private cruising experience accommodates up to six people. A child above the age of 3 years can participate.

Come sit around the open fire under the stars. Relax by watching the fire, chat with other people, or seek advice about your travel plans from the staff who are there to oversee the fire. The service is offered on nights when the Amanbow night cruise is not scheduled. Weather permitting. No need for a prior booking. Free of charge.

Ama Town, with fewer street lights, the sea is pitch black as the observation boat Amanbow moves leisurely on the water. However, there is a sparkling, fantastical world under the sea, just like a planetarium. Bioluminescent plankton floats silently in the ocean, glowing in time with the ripples made by the boat. Surrounded by the calm sea, you can experience the feeling of floating on the sea while gazing at the light of the starry sky. Duration: 35 minutes [The activity is available from April to October. The operation schedule is decided about a month in advance. Prior booking is recommended as the number of seats is limited.]

Search for the scent of spring as you enjoy a leisurely cycling and picnic adventure, going wherever the mood takes you.

Summer is the best time to experience the sea, and Oki is the perfect place. With its gentle waves and fresh, clean air, it is the ultimate destination for water activities. The island offers an ideal setting for everything from leisurely coastal exploration to exciting water adventures.

The refreshing climate makes it a great season for visiting shrines and fishing on the quays.

Oki in winter brings a crisp, refreshing chill to the air. Take a deep breath and enjoy the freedom of driving a rental car at your own pace.