If you’re dreaming of spending a day in the water around Okinawa, this full-day tour to the Kerama Islands offers a chance to snorkel, learn to dive, and enjoy stunning aquatic scenery—all in about 9 hours. It’s a popular choice for those who want a taste of Okinawa’s renowned marine environment without too much fuss.
What makes this trip stand out? First, the all-inclusive approach means you’ll get an introduction to scuba diving with all gear provided, perfect for first-timers. Second, the spectacular “Kerama Blue” waters and healthily vibrant marine life are reasons enough to consider this tour. On the flip side, be aware that the snorkeling time can be brief, as some travelers have noted, which might leave those craving a longer underwater experience a little disappointed.
This tour suits beginners eager to explore the sea comfortably, families with children over 10, and travelers who want a guided, small-group adventure. If you’re hoping for an all-in-one day of water fun with some scenic sights, this might be right up your alley.
- Key Points
- An In-Depth Look at the Experience
- Starting from Naha and Reaching Tokashiki Island
- From Tokashiki Port to Aharen Beach
- Snorkeling and Underwater Encounters
- Introductory Scuba Diving with an Experienced Instructor
- Exploring the Beaches and Relaxing
- Return to Okinawa
- Transportation and Logistics
- Pricing and Value
- Real Travelers’ Feedback and Tips
- Who Should Consider This Tour?
- The Sum Up
- Our Top Picks in Naha
- More 1-Day Tours in Naha
- More Scuba Diving Tours in Naha
- More Tour Reviews in Naha
- Not for you? Here's more things to do in Naha we have recnetly reviewed
Key Points

- All-inclusive beginner experience: No previous license needed, all equipment provided.
- Beautiful waters: Known as “Kerama Blue,” the clear, vibrant waters make for unforgettable underwater scenery.
- Short snorkeling period: Expect about 30 minutes of snorkeling, which some may find too brief.
- Well-organized transport: The ferry and shuttle bus run smoothly, connecting main sites efficiently.
- Small group size: Limited to 10 participants, ensuring a more personal experience.
- Weather-dependent: The tour can be canceled if weather conditions are adverse, so flexibility is important.
👉 Check out our guide to the 4 Best Guided Tours In Naha
An In-Depth Look at the Experience

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Starting from Naha and Reaching Tokashiki Island
Your day begins early at Tomari Port in Naha, with a 9:00 AM departure on a speedboat. The journey takes about 40 minutes, so it’s a quick boat ride that promises scenic views of Okinawa’s coast. It’s vital to arrive 30 minutes early to secure your ticket—remember, you need to head to the ticket counter yourself, and the tour company staff aren’t present there. The ferry tickets cost ¥100 for those 16 and older (environmental tax), a small fee for access to Okinawa’s marine parks.
The boat ride itself is often smooth, but keep in mind that boat operations depend heavily on weather. The tour provider only confirms cancellations around 8 AM, so check online if rain or storms are expected.
From Tokashiki Port to Aharen Beach
Once on Tokashiki Island, you’ll transfer via private shuttle to Aharen Beach, the jumping-off point for the snorkeling and scuba activities. The ride is brief and scenic, and you’ll likely catch your first glimpses of the pristine coastlines. This part of the tour is well-organized, with the shuttle running on schedule.
Snorkeling and Underwater Encounters
The highlight for many is the chance to see “Kerama Blue”—a term used to describe the intensely vivid blue waters that surround these islands. The water clarity makes snorkeling particularly rewarding, and you’ll have the chance to spot native marine life and colorful coral reefs.
However, reviews suggest that the snorkel duration is approximately 30 minutes, which some find too short given the beautiful surroundings. Elena from Spain called this “el mejor snorkel de mi vida,” but also mentioned that the short time was a bit disappointing. If underwater exploration is your priority, this tour offers a quick peek rather than an in-depth experience.
More Great Tours NearbyIntroductory Scuba Diving with an Experienced Instructor
Perhaps the most unique aspect is the opportunity for beginners to try scuba diving. No license is necessary; all equipment is included, and an instructor guides you through the essentials. The experience is designed to be safe and accessible, making it ideal for first-timers.
According to reviews, the instructors are generally well-organized and friendly, creating a relaxed environment. Pascal from Germany said, “War alles gut organisiert. Sehr gut,” emphasizing the good organization.
Here are more great tours and experiences we've reviewed in Naha
Exploring the Beaches and Relaxing
After your underwater adventures, you’re encouraged to explore Aharen Beach, relax, take photos, or simply enjoy the stunning scenery. The tour provides downtime for re-energizing before heading back.
Return to Okinawa
The group then takes a shuttle back to Tokashiki Port, with a departure around 5:00 PM. The return trip to Naha’s Tomari Port arrives roughly 40 minutes later. The timing allows for a full day of activities without feeling rushed.
Transportation and Logistics

The overall transportation setup is straightforward but requires some preparation. You need to go to the ticket counter independently and present your reservation email to receive your boat ticket—no staff from the tour company will be at the port.
The ferry and shuttle bus operate on a tight schedule, so arriving early is crucial. The small group size (limited to 10) helps keep things organized, but with such a limited number, booking ahead is wise.
Pricing and Value

For the price (not specified here, but generally moderate), you’re getting a complete beginner’s introduction to snorkeling and scuba in Okinawa’s most famous marine parks. All equipment, safety briefings, and guiding services are included, which adds to the perceived value. Remember, an environmental tax of ¥100 applies for those 16 and over, a small fee supporting marine conservation.
Most travelers find the experience worth the cost, especially considering the personalized attention due to the small group size. The tour suits those who prioritize well-organized logistic, beginner-friendly activities, and beautiful scenery over extended underwater time.
Real Travelers’ Feedback and Tips

- Short snorkeling time: Several reviews mention that about 30 minutes of snorkeling feels brief, especially given how stunning the waters are.
- Good organization: Many appreciated how smoothly everything was arranged—from ferry rides to equipment setup.
- Language and communication: Some reviewers noted that guides speak basic English, but safety instructions on the boat might be in Japanese, so non-Japanese speakers should listen closely.
- Weather dependence: Participants should remain flexible, as tours can be canceled if weather conditions turn unsuitable.
- Not for children under 10 or pregnant women: The activity isn’t suitable for very young children or those with specific health conditions or certain age restrictions.
Who Should Consider This Tour?

This tour is best suited for absolute beginners curious about snorkeling and scuba diving in a safe, guided environment. It’s ideal for travelers who want to explore Okinawa’s marine beauty without the need for advanced skills or licenses.
Families with older children (over 10), couples, or solo travelers looking for a manageable day trip will find this a good fit. If you’re after a long, deep underwater experience, you might want to look for a tour with longer snorkeling or diving sessions.
Naha: Tokashiki Day Trip & Kerama Islands Scuba Diving Trip
“Temps de snorkelling d'à peine 30 min sur une excursion de 9 heures, c'est un peu un peu court si on veut profiter des fonds marins et de la faune…”
The Sum Up

This Naha to Kerama Islands full-day trip offers a balanced introduction to Okinawa’s underwater world, combining scenic boat rides, beginner diving, and snorkeling in beautifully clear waters. It’s a practical choice for those who want a guided, hassle-free experience with all gear included. The small group size enhances the personal feel, and the scenic views alone make it worth considering.
While the snorkeling period might feel somewhat brief, the chance to learn with good instructors and see “Kerama Blue” waters is genuinely special. It’s a tour designed for those new to water activities or travelers eager to tick a marine adventure off their Okinawa list.
If you value well-organized logistics, stunning vistas, and a gentle introduction to the marine environment, this trip will serve you well. Just be sure to go prepared for weather changes, and keep your expectations flexible for a day of fun rather than a marathon underwater expedition.
Is previous experience or license required to join?
No, this tour is designed for beginners, and no prior experience or license is needed.
How long is the snorkeling session?
Expect around 30 minutes of snorkeling, which some travelers find a bit short given the beautiful surroundings.
What equipment is provided?
All necessary gear, including life jackets and snorkeling tools, are included, making it easy to just show up and enjoy.
Can children join this tour?
Children under 10 years old are not suitable for this activity, but older children (over 10) can participate with parental consent.
What should I bring?
Bring swimwear, a change of clothes, a towel, and drinks. It’s also wise to pack a little sun protection.
What happens if the weather is bad?
The tour may be canceled if weather conditions are adverse, with cancellations typically decided around 8 AM on the day of the tour.
Are guides fluent in English?
Guides speak basic English, but some safety instructions on the boat may be in Japanese. Listen carefully and ask questions beforehand.
How do I get my ticket?
You need to go to the Tokashiki Island ticket counter yourself and show your reservation email to receive your ticket.
Is the tour suitable for pregnant women or those with health issues?
No, participants with certain health conditions, pregnant women, or those over 65 should avoid this activity. Always consult your health provider if unsure.
How is the overall value?
For the cost, the inclusion of snorkeling and beginner scuba, small group size, and scenic environment make it a worthwhile outing for first-timers and nature lovers alike.

































