Reviewed · OKINAWA & ISLANDS TOURS
Blue Cave Area Experience Diving!Free feeding & photo images Chinese guide available!1 group with a dedicated instructor
Blue water and friendly fish make this a memorable first scuba session. At Onna’s Cape Maeda, you learn the basics in shallow water before spending about 45 minutes to an hour below the surface. I especially like that all equipment, insurance, fish food, and underwater images are included, and I like the one-group, dedicated-instructor format. The main catch is that the Blue Cave depends on sea conditions, and the free photo offer may be more limited than some people expect.
This is aimed at beginners, not only certified scuba swimmers. Instructors such as Aka, Go, Naoki, Shota, John, and Hank have been praised for patient explanations and calm support. Still, you need good physical fitness, must meet strict health rules, and should not book this on a day when you plan to fly.
In This Review
- Key Points Before You Book
- What the $46.12 Price Buys You
- Meeting at Island Club in Onna
- The Briefing: Learning to Breathe Below the Surface
- Shallow Water Practice Before the Main Session
- Entering the 30-Meter Blue Cave
- Maeda Beach, the Practical Backup
- Fish Feeding and Underwater Images
- Safety Rules You Cannot Ignore
- Who Will Enjoy This Most?
- My Practical Booking Advice
- Should You Book the Blue Cave Session?
- FAQ
- How long does the Blue Cave activity take?
- Where do I meet the instructor?
- How early should I arrive?
- Is scuba experience required?
- Is all scuba equipment included?
- Is the Blue Cave guaranteed?
- What happens if bad weather cancels the session?
- Is there an extra facility charge?
- Are photos and videos free?
- Can I participate if I fly later the same day?
- Are there age restrictions?
- Who cannot take part for medical reasons?
Key Points Before You Book

- About 45 to 60 minutes underwater: The lesson, shallow-water practice, and ocean session fit into an outing of roughly two hours.
- One group, one dedicated instructor: This gives beginners close support and lets the group move at a comfortable pace.
- The Blue Cave may be replaced: Rough seas or strong winds can close Cape Maeda, with nearby Maeda Beach used instead.
- Fish feeding is included: Provided food brings tropical fish close, making this more than a simple swim through a cave.
- The base cost is attractive: At about $46.12 per person, the package includes gear, insurance, food, and photo images, but confirm exactly what media is included.
- Bring cash for the facility fee: You pay 300 yen per person on site for parking, showers, and hair-dryer use.
What the $46.12 Price Buys You

At about $46.12 per person, this is a low-cost way to try scuba in Okinawa. You are not paying only for access to the sea. The fee includes the full equipment set, insurance, fish food, instruction, and underwater photo images.
That matters for first-timers. You do not need to rent a mask, fins, tank, or other basic gear separately. You also avoid the cost of arranging a separate photo service, at least for the included image package.
There is one point I would clarify before paying. Several people understood free photos and videos to mean a large collection of images and video clips. The actual arrangement may be a smaller free selection, while unlimited photos or video can cost extra. One person was quoted 3,000 yen for additional video, and another reported an extra 1,000 yen per person for more images.
The safest approach is to ask exactly what you will receive for free, how many images are included, and what the optional video price is. The included package still offers good value, but the wording deserves a clear answer.
You also pay a 300-yen facility charge in cash. This covers parking, shower use, and hair-dryer use. One person noted a separate shower payment of 200 yen for 100 seconds, so I would carry small coins and ask at check-in how the facility charges are handled that day.
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Meeting at Island Club in Onna
The meeting point is Island Club, at 615-2 Yamada, Onna, Kunigami District, Okinawa 904-0416. You should arrive 15 minutes before the scheduled start and fill out an application form.
The activity returns to this same location. That makes the two-hour format fairly simple, but transport deserves thought. The site is some distance from Naha, and reaching it without a car can be inconvenient. A taxi may be expensive, especially if a weather cancellation occurs after you have already traveled there.
Because missing the meeting time means you cannot join and the booking is treated as canceled, I would leave plenty of road time. The instructions are strict: late arrival can bring a 100 percent cancellation charge.
The listing also says a Chinese guide is available. English support has been praised for several instructors, including Aka and Go, but language availability may depend on the day and staff schedule. If communication is important to your comfort, request your preferred language when booking.
The Briefing: Learning to Breathe Below the Surface

The session begins with an explanation of the equipment and basic breathing technique. This is the part that helps a nervous beginner settle down before entering the sea.
You learn how to use the gear and how to communicate underwater. The staff then takes the group into shallow water to practice the basic movements. This gradual start is especially helpful if you are unsure about swimming or have never worn scuba equipment.
The experience is described as suitable for people without previous scuba training, but that does not mean it is effortless. You need enough physical strength to handle the equipment and remain calm in the water. The staff can assist you, yet you still need to follow instructions and control your breathing.
This is where the dedicated-instructor setup earns its keep. A single instructor leads only your group, so the session can move at a pace that suits your level. Beginners have repeatedly praised instructors for being patient, clear, and reassuring. Aka has been singled out for making a first scuba session feel smooth, while Naoki has been praised for kindness and steady guidance.
Shallow Water Practice Before the Main Session

The shallow-water practice is not wasted time. It lets you get used to breathing through the regulator, wearing the equipment, and responding to simple underwater signals.
I like this structure because it gives you a chance to speak up before the real session begins. If the mask feels wrong, the equipment needs adjustment, or the breathing method feels strange, you can deal with it close to shore.
The entire ocean portion lasts about 45 minutes to one hour. Some of that time is used for preparation and movement, so do not expect every minute to be spent inside the cave. The two-hour total includes the briefing, equipment process, water session, shower, and image transfer.
For a first attempt, that is a sensible length. It is long enough to see marine life and enjoy the cave, but not so long that a nervous beginner is committed to an exhausting half-day program.
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Entering the 30-Meter Blue Cave

The Blue Cave is an air dome about 30 meters long, or roughly 100 feet. Sunlight enters through the limited opening and reflects through the seawater, creating the blue glow that gives the cave its name.
The appeal is visual, but the cave is also an active marine setting. Tropical fish gather close, and the supplied food lets you bring them within easy view. You can look at the cave’s blue-lit water, watch fish move around you, and take images during the session.
The cave is popular, which creates the main drawback of the location. At busy times, scuba groups and snorkelers can gather in the same area. That can make the cave feel crowded and reduce the quiet, mysterious mood you may be hoping for.
Early morning appears to be the best choice if you want a calmer visit. One couple who went early found they had the cave largely to themselves. No time can guarantee that result, but an early start gives you a better chance than a late, busy period.
You should also understand that this is not boat-based scuba. If you arrange a boat separately, additional costs and timing may apply. The standard outing begins from the Island Club meeting point and uses the local coastal access.
Maeda Beach, the Practical Backup

Cape Maeda can close when waves, wind, or other sea conditions make the cave unsafe. In that case, the staff may move the session to nearby Maeda Beach.
That change is not automatically a poor substitute. Several people who missed the cave because of weather still had a satisfying underwater session at the alternate location. The staff provided equipment, instruction, and a chance to see marine life in a different setting.
You should, however, book this only if you are willing to accept the backup site. The company cannot promise the cave on every date. Rain alone does not necessarily stop the activity, but sea conditions matter, and the final decision depends on the water.
There have also been complaints about last-minute cancellations. The operator’s position is that safety comes first when weather changes suddenly. That is reasonable for a sea activity, but you should plan around the possibility. Avoid booking this immediately before a major travel connection or an expensive, nonrefundable day trip.
If poor weather cancels the session, the policy says you will be offered another date or a full refund. For any other cancellation or change requested by you, the experience is nonrefundable.
Fish Feeding and Underwater Images

Fish feeding is one of the strongest parts of the package. The food is provided, and the fish can approach closely, giving you an easy point of focus while you get comfortable below the surface.
For beginners, that interaction adds purpose to the session. Instead of simply trying to remember how to breathe, you have something engaging to watch and a clear reason to move slowly.
Underwater images are transferred to your smartphone after the session, reportedly on the spot. That is convenient because you do not have to wait for a later download or search through a complicated delivery system.
Again, confirm the quantity. The free package has been understood by some participants as around 10 photos and one video, while others were offered paid upgrades for more extensive coverage. The exact offer may vary, so treat the included images as a small souvenir package rather than a guaranteed full photo album.
If keeping a record of the experience matters to you, ask about the optional video before entering the water. People who paid for extra video generally considered it worthwhile, but you should know the price first.
Safety Rules You Cannot Ignore

This activity has firm medical restrictions. You cannot participate if you are pregnant, have heart disease, diabetes, high or low blood pressure, certain ear, nose, throat, or respiratory conditions, epilepsy, or hyperventilation symptoms.
The instructions specifically exclude people with asthma, pneumothorax, pulmonary tuberculosis, and those taking asthma or blood-pressure medication. The operator may also refuse participation if staff believe it is unsafe.
Alcohol is prohibited, including a hangover or alcohol remaining in your system from the previous day. The same applies to certain medications. If you have a medical concern, write it in the booking remarks and ask the organizer before arrival.
People aged 60 or older cannot participate, and the information says customers over 59 are not accepted. This is a strict age limit, not a judgment about fitness.
You also cannot join if you plan to board a plane on the same day. The restriction is important for scuba safety and should shape your Okinawa schedule. Leave this activity for a day with no flight afterward.
Who Will Enjoy This Most?
I would recommend this for a first-time scuba participant who wants a guided, structured introduction rather than an independent underwater outing. The shallow-water practice and dedicated instructor can make the process feel manageable.
It also suits families with older teenagers and adults at different experience levels. One family group with two adults and two teenagers found the timing and location worked well.
The activity can accommodate a mixed family plan, too. One person can snorkel while another takes the scuba option, although you should confirm the exact arrangements when booking. The package is particularly useful for people who want photos without arranging a separate photographer.
I would be more cautious if you dislike crowds, need a guaranteed cave visit, have limited physical strength, or are uncomfortable with a strict medical policy. It is also a poor choice for anyone with a flight later that day or anyone relying on a guaranteed cancellation-free schedule.
My Practical Booking Advice
Choose an early time if it is available. This may reduce crowding inside the cave and gives you a better chance of a calm session.
Carry cash for the 300-yen facility fee, plus possible shower charges. Bring your smartphone for the image transfer, and ask before the session how many free photos and videos are included.
Arrive at Island Club 15 minutes early. Wear or bring what you need for a sea activity, but remember that the equipment set itself is included. Most importantly, answer the health questions honestly and contact the operator in advance about any condition or medication.
The 4.5 rating from 89 submitted scores reflects a generally strong experience, but the lower scores point to real issues: weather communication, crowded conditions, and confusion about extra media or boat charges. I would save all written messages about the meeting time, cave status, and optional fees.
Should You Book the Blue Cave Session?
I think this is a good-value choice for a healthy beginner who wants a short, guided introduction to scuba in Okinawa. The strongest reasons to book are the patient instructors, included gear, fish feeding, and the chance to see the Blue Cave without committing to a full certification course.
Book it with realistic expectations. The cave may close, the site can become crowded, and the free image package may be limited. If you accept Maeda Beach as a worthy backup and confirm the photo policy before arrival, this offers an affordable and friendly way to see Okinawa below the surface.
FAQ
How long does the Blue Cave activity take?
The complete activity takes approximately two hours. The underwater portion lasts about 45 minutes to one hour.
Where do I meet the instructor?
Meet at Island Club, located at 615-2 Yamada, Onna, Kunigami District, Okinawa 904-0416, Japan. The activity ends back at the same meeting point.
How early should I arrive?
You should meet at the Island Club parking area 15 minutes before the scheduled start time. Late arrival can prevent participation and may result in a 100 percent cancellation fee.
Is scuba experience required?
No. The session is designed for beginners as well as people with previous experience. You receive an equipment lesson and practice in shallow water first.
Is all scuba equipment included?
Yes. The equipment set rental fee, insurance fee, fish food, and underwater photo images are included in the advertised package.
Is the Blue Cave guaranteed?
No. The cave can close because of waves, wind, or other sea conditions. If that happens, the activity may move to nearby Maeda Beach or be canceled.
What happens if bad weather cancels the session?
If the operator cancels because of poor weather, you will be offered a different date or a full refund.
Is there an extra facility charge?
Yes. You must pay a 300-yen facility usage fee per person in cash on site. This covers parking, showers, and hair-dryer use.
Are photos and videos free?
Photo images are included, but you should confirm the exact number provided. Some participants were offered a limited free selection and paid options for additional photos or video.
Can I participate if I fly later the same day?
No. People scheduled to board a plane on the day of the activity cannot participate.
Are there age restrictions?
Yes. Customers aged 60 or older cannot participate. The stated limit is for people over 59.
Who cannot take part for medical reasons?
The activity excludes pregnant women and people with conditions including heart disease, diabetes, high or low blood pressure, asthma, certain respiratory or ear, nose, and throat conditions, epilepsy, and hyperventilation symptoms. Anyone with concerns should contact the organizer before booking.
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