Kerama Island Diving Experience

Kerama’s clear water is the main event: just southwest of Okinawa, these islands offer coral reefs, schools of fish, and a chance to see sea turtles from the water. You can join a guided introductory scuba session without a license, or spend your time snorkeling at several sites.

I like two things in particular: the day includes more than a quick swim, with multiple stops and lunch aboard, and the large boat has toilets, changing areas, and shower facilities. That makes a long day at sea much easier to manage.

The trade-off is the boat ride. It can take around an hour each way, and rough conditions may bring on seasickness. If you’re prone to it, pack motion sickness medicine and be ready for a full day.

• One guided introductory scuba session is included in this package; other water time is snorkeling.
• Keramashoto National Park has clear water and coral reefs, with sea turtles and colorful fish among the possible sightings.
• The boat visits multiple locations, with lunch between water sessions and a chance to relax on board.
• English- and Japanese-speaking staff are available; a Chinese-speaking instructor can be requested but is not guaranteed.
• The trip starts early from Naha and usually returns around 5pm.
• Motion sickness medicine is a smart item to bring, especially if you’re sensitive to boat travel.

A full day on the water from Naha

1 / 6

2 / 6

3 / 6

4 / 6

5 / 6

6 / 6

1 / 6

This is a good choice if you want to see Okinawa’s marine life without arranging a separate boat, gear rental, lunch, and guide. The operator takes you from Naha to Keramashoto National Park, about 20 miles southwest of Okinawa, and supplies the equipment and instruction for the included introductory scuba session. You can also snorkel, and you don’t need a scuba license for the beginner option.

The day lasts about eight hours, though the detailed schedule describes roughly eight and a half hours on the water, with a return to Naha around 5pm. Think of this as a proper day trip, not a quick activity squeezed between other plans. The early start and boat time are part of the bargain: you trade a long day for access to reefs well away from central Naha.

The operator uses two fast boats, Love and Lucky, and the trip includes a Japanese lunch box. The boats also have toilets, changing areas, and shower facilities. These comforts matter after repeated swims, especially if you’re spending most of the day in a swimsuit and salt water.

👉 See our pick of the 18 Best Tours In Naha

The early departure and the trip across

You can meet at Marine House SEASIR Naha or arrange hotel pickup if you’re staying within Naha City. Departure times vary by booking, with listed meet-up departures around 7:20 to 7:55am. For the Marine House meet-up, the stated time is 7:50am. Confirm your own pickup details the day before, since the exact time depends on your selection.

The meeting point is at 2-3-13 Minato-machi in Naha. Arrive 15 minutes before the scheduled activity if meeting there. If you’re using hotel pickup, wait at the main entrance 10 minutes before the selected time; the transfer may run five to ten minutes late. Being early is worthwhile. Late arrivals and no-shows are not refunded, and you cannot simply join a later departure.

The boat ride takes about an hour each way, according to the trip details shared by people who have taken the trip. That’s enough time for a calm crossing, but also enough time for seasickness to become a problem. Bring motion sickness medicine if you need it, and take it according to its directions before boarding. The operator specifically recommends it, and several people have found the ride rough.

What the Kerama stops offer

The boat heads to Keramashoto National Park, where the crew selects locations for the day. You can expect clear water, coral, and fish, with conditions and sightings changing with weather and season. Sea turtles are a frequent hope, but they are wild animals, not a scheduled part of the program. Don’t book on the assumption that you’ll see one.

The schedule includes an initial water session, lunch, then another opportunity to snorkel or spend time aboard. The exact arrangement can shift with the weather and the day’s conditions. On some outings the boat visits three locations, giving snorkelers a chance to see different areas rather than staying in one spot. That variety is one of the trip’s strengths if you enjoy swimming and want a full day around the islands.

The clear water can make snorkeling rewarding even if you don’t scuba. Some people have found that shallow water and good visibility show off the reefs and fish without going below the surface. If snorkeling is your main interest, the multi-stop format may suit you particularly well.

What the introductory scuba session includes

The package described here includes one introductory scuba session, with no license required. A professional guide and the necessary equipment are included. You’ll receive instruction and support from the crew, and the session is intended for beginners as well as people looking for a first taste of scuba.

There is a practical distinction to understand before booking: the included package is not a full day of repeated scuba sessions. The advertised program combines one introductory scuba session with snorkeling and time between stops. Additional scuba sessions or extended time cost extra. If you already have a certification and want substantial bottom time, check the package details carefully before paying. This trip’s appeal is its mix of water stops and a beginner-friendly introduction, not a long series of scuba sessions.

The guide’s attention can make a big difference if you’re nervous. Guides named by people on the trip include Tan Tan, Izumi, and Kumo. The crew is multilingual, but English appears to be a key working language, and a Chinese-speaking instructor can be requested at checkout, though availability is not guaranteed. If you have trouble equalizing your ears or feel anxious in the water, tell your instructor promptly rather than pushing through discomfort.

People with limited swimming confidence should talk to staff before getting in. Some participants have felt nervous at first, while others have found patient instruction reassuring. The crew can help, but an open-water setting may feel very different from a pool. If you know you panic in the sea, consider whether a boat-based water activity is right for you.

Lunch, changing, and the comforts aboard

Lunch is a Japanese or Okinawan-style bento, served between water sessions. The menu can change with the season and ingredient availability. Vegetarian lunch can be requested in advance, but the meal cannot be changed on the day itself, so make that request before the trip.

The boat’s basic facilities are a useful part of the package. There are toilets, changing areas, and shower facilities, as well as towels and a freshwater rinse. The rinse water is simple, and cleaning products cannot be used because the water flows back into the sea. Bring a change of clothes, swimwear, and beach slippers. You may also want a small bag for your personal items, though it’s sensible to keep valuables to a minimum.

If you need a prescription mask for nearsightedness, masks with special lenses from -2 to -8 are available at no extra charge. Note the request on the registration form. Disposable contact lenses are another option if you normally use them.

Price, value, and the limits to consider

The advertised starting price is $88.45. For that, the package includes the guide, English- and Japanese-speaking staff, equipment, lunch, insurance provided by the operator, towels, and round-trip transfers to and from the meeting location. Naha City hotel pickup and drop-off are included when selected and available for your hotel. Given the number of components, the price can represent good value for someone who wants a guided day with both snorkeling and a first scuba session.

The value depends on what you want from the water time. If your main goal is to try scuba once and then enjoy snorkeling among the reefs, the package brings the logistics together at a reasonable starting price. If your main goal is multiple scuba sessions, budget for extra charges. An additional session costs extra, and the precise current amount should be confirmed when you book.

The most common practical drawback is seasickness, not the equipment or scenery. The boat is large and has useful facilities, but no boat size can make choppy water feel smooth to everyone. There can also be a busy, group-tour feel, and the introductory session is necessarily guided and structured. That is a fair exchange for equipment, transport, and a guide, but it may not suit someone seeking a private or highly flexible scuba outing.

Who should book this trip

I’d consider this trip if you’re staying in Naha, want to see Kerama’s reefs without managing the transport yourself, and are happy with a long day at sea. It works especially well for first-time scuba participants who also want snorkeling time, and for people who care as much about clear water and fish as about scuba itself. Solo participants can book, and hotel pickup can simplify the early start for people staying in central Naha.

It is a less natural fit if you get strongly seasick, need a calm and private setting, or want several extended scuba sessions included in the base price. It may also be a poor choice if you have a medical condition that makes this activity unsuitable. High blood pressure and epilepsy are among the conditions specifically flagged, and the operator asks you to review its health checklist and seek guidance if any item applies.

The age range is 10 to 60 for participation. Children aged 0 to 5 cannot join the activity or ride the boat. Do not take part under the influence of alcohol; the operator will refuse participation for safety reasons without a refund.

Should you book it?

Book if you want a well-equipped, full-day trip that pairs one beginner scuba session with snorkeling in Keramashoto National Park. The strongest reasons are the clear water, multiple potential reef stops, helpful instruction, and the boat’s practical facilities. Just pack motion sickness medicine if you might need it, request any dietary or mask requirements ahead of time, and be realistic: turtles are possible, not promised, and extra scuba sessions cost more.

FAQ

Do I need a scuba license?

No. The introductory scuba session included in this package does not require a license.

How many scuba sessions are included?

The package details specify one introductory scuba session. Additional sessions or extended scuba time cost extra.

Is snorkeling included?

Yes. The day includes snorkeling opportunities, with the option to snorkel after lunch or relax on the boat.

How long is the tour?

Plan for a full day of about eight hours. The detailed schedule describes around eight and a half hours, and the return to Naha is usually around 5pm.

Where does the tour depart from?

You can meet at Marine House SEASIR Naha, at 2-3-13 Minato-machi, or choose hotel pickup from hotels within Naha City.

What should I bring?

Bring swimwear, a change of clothes, medicine for motion sickness if needed, and beach slippers. Towels and activity equipment are provided.

Is lunch included?

Yes. A Japanese lunch box is included. Request a vegetarian meal in advance because the contents cannot be changed on the day.

Can I request a Chinese-speaking instructor?

You can request one at checkout, but availability is not guaranteed. English- and Japanese-speaking staff are included.

Are children allowed?

Participants must be aged 10 to 60. Children aged 0 to 5 cannot join the activity or ride the boat.

What happens if the weather is bad?

The operator may cancel in extreme weather or due to unforeseen events. If that happens, you can reschedule or request a full refund.