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Kerama Islands Related Information
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ダイビング ファンダイビング

I want to dive at least once!
Aka Island's exquisite underwater world

座間味 ダイビング 体験ダイビング

Aka Island boasts some of the clearest waters in the world, known as "Kerama blue," with colorful coral reefs and dynamic topography.A treasure trove of spectacular sceneryIt is.

High probability around Aka Island.sea turtleIn addition to encountering the "Humpback Whales", schools of migratory fish in the summer and the calls of humpback whales in the winter, an inspiring underwater experience awaits you.

From here, beginners and veterans alike canone's heart's contentHere are some of the recommended diving tours on Aka Island that you can enjoy in detail.

Recommended for...
Those who are considering diving at Aka Island
First time diving in the Kerama Islands
◆For those who want to know the best season and highlights in advance.
◆Those who wish to compare and select dive sites and features
◆Those who want to enjoy sea creatures such as sea turtles and coral reefs

What is the attraction of diving at Aka Island?

阿嘉島 天城展望台

The reason why this island attracts divers from all over the world,Unparalleled transparencyThe "Keramas Blue" sea boasts of its "blue" color and a coral reef ecosystem that is among the most precious in the world.

Compared to Zamami Island and Tokashiki Island, Aka Island is not overly touristy, and its pristine nature remains.Quiet, remote island".

More than 50 dive sites, suitable for both beginners and advanced divers, are scattered within a 5-15 minute boat ride from the harbor!

 

1) Impressive! You can enjoy the Kerama blue.

阿嘉島

The most distinctive feature of diving on Aka Island is its oceanbeautyIt is!

Once you dive into the sea of Aka Island, you can see coral and colorful tropical fish that gather there.Lose track of time.You can immerse yourself in the spectacular view of the

 

(2) High probability of encountering sea turtles

慶良間のダイビングスポットでウミガメと並走する体験ダイビングの様子。

Sea turtles inhabit the waters around the Kerama Islands, including Aka Island, and while divingIf you're lucky.You may be able to meet them.

The experience of swimming with sea turtles is unique.Valuable experience    Â

Aka Island area can be requested.
▼Click here for sea turtle tours ▼

 

Beginners are welcome!
Anyone can experience it.

ガイド ダイビング 体験ダイビング

Diving at Aka Island is an easy experience for beginners!

If you want to experience diving, you can enjoy diving without a license, and a guide willThey'll stick with you.This makes it possible to enjoy the experience even if you do not have a lot of experience.

Aka Island area can be requested.
Click here for diving experience

 

4) Plenty of dive sites

慶良間 ダイビング

There are more than 50 points around Aka Island, from east to west, north to south, and each of themAbout 20 minutes by boat. We are very fortunate to be able to dive due to the distance of the

Because there is a lot of island shade, if you can hide, you can avoid the wind, so you can be in the water.comparatively calmIt is.

Best Season for Diving at Aka Island

慶良間 ダイビング

If you want to see the best Keramas blue and sea turtles, you should visit just after the end of the rainy season.Late June to mid-Julyis especially recommended!

However, the waters of the Kerama Islands can be dived all year round, and one can enjoy the various appearances of the sea at different times of the year.

Aka Island Diving by Season
◆Spring - early summer
It is spawning season and you can see the spawning of kokubujime and corals.

◆Summer
Best SeasonThe area is also home to schools of tuna and bonito, as well as sea turtles in their spawning season, making it a great place to see them!

◆Autumn
There are many typhoons, but there are also many migratory fish, and rarelymanta raymay also appear.

◆Winter
The water temperature drops, but the transparency increases,whale (Cetacea spp.)This is the season when you can see

Diving sites around Aka Island

(1) Offshore of Kitahama Beach

透明度抜群の慶良間諸島人気ビーチ!北浜ビーチ(ニシバマビーチ)とは?魅力や行き方を解説

This is Nisibama Beach, one of the representative beaches of Aka Island.

Nishibama is a popular dive site, and during the seasonMany divers visitBeach.

Because of its beauty, this popular point is visited not only by divers but also by underwater photographers!

 

(2) Off Maehama Beach

阿嘉島 前浜ビーチ

The waters off Maehama Beach, not far from Aka Village, are also very suitable for diving.

Thanks to the surrounding topography, there is almost no current in this area, preventing coral destruction caused by typhoons and large waves.

That's why it's veryStay clean.There are many coral reefs left and schools of cute little fish such as snappers and snappers to dive in.impressiveThere are

 

(3) Off the coast of Sirgusk

ウミガメ ダイビング

It is characterized by white sandy soil and many tropical fish andsea turtleThe Chinago, a small fish that lives in the area, is a common inhabitant of the area.

Here it is called Masuda Iwa.Famous big rootsand is featured in magazines and online features on the Kerama Islands!

photogenicThis is a popular spot for divers because it is the kind of spot where they can

 

(4) Gahi Desert

嘉比島

Gahi Desert is a point between Aka Island and the uninhabited Kahi Island, and the tidal passage is good because of the channel,Timing without flowIt is recommended to dive for

It is called the Gahi Desert because of the beautiful ripples that form in the sand.

 

(5) Yakabi Tunnel

慶良間 ダイビング

This is a cave spot located around the uninhabited island of Yakabi.

The depth is about 8-15 meters in the tunnel,Shower of light coming inis fantastic and popular♪

We recommend summer months when the sun is strong.

How to Choose a Diving Shop on Aka Island

Recommended for beginners and inexperienced students
Experience Diving

ダイビング

For inexperienced swimmers who are not confident in their swimming skills or are not sure if they can remove their ears,small-group systemChoose a store that clearly states the

The Aka Island area is a 5-10 minute boat ride away, and there is an abundance of coral reef points where the waves are calm and the reef is shallow enough to be touched by foot.

No need to walk around with heavy equipment on your backboat entryIf you choose the plan of the "Sea Turtle Plan," even women and seniors who are not confident in their physical strength have a high probability of seeing sea turtles in the Keramas blue ocean♪.

Aka Island area can be requested.
Click here to see our diving tours.

 

Become a diver in as little as 3 days!
License (C Card) acquisition

ダイビング

If you want to get a license,Licensing availableChoose a store!

The clarity of the sea is overwhelmingly higher than that of the sea near Naha, so you will be surrounded by colorful fish and corals during the course,While having funThe greatest advantage is the ability to learn skills.

 

Veterans are convinced.
fun diving

慶良間 ダイビング

If you already have a license, you can use the guide's "How to show the seaChoose a store by "teaming" and "teaming"!

The guide for Aka Island is,macrobiota(Many veterans are skilled in the search for nudibranchs (sea fans and gobies) and are very attentive to photo divers.

On the other hand, those who want to enjoy migratory fish and topography can go to open sea points such as "Shimosone" by our boat.Expedition possiblePlease make sure that the store is a "good" store.

Aka Island area can be requested.
Click here for Fun Diving

Diving in Aka Island
Precautions for a safe and enjoyable experience

(1) Make an honest self-assessment of your skills.

座間味 ダイビング

Don't be shy about giving information such as, "It takes time to dive," "I'm not good at ear removal," or "I've been blank for more than a year."Be sure to guidePlease tell them.

The store on Aka Island offers points according to the skills of the guests.Flexible selectionThey do this for you!

 

(2) Physical condition on the day before the event

慶良間 ダイビング

The nights on Aka Island are quiet and the starry sky is beautiful, so it is easy to get carried away with drinking,Heavy drinking and lack of sleepis an underwater panic anddecompression sicknessThis is the biggest factor causing

If you are not feeling well,Unreasonable participationDon't do this.

 

(iii) Understanding currents

ダイビング

Because the tide flows between islands in the Kerama Islands, depending on the timingstrong currentwill occur.

Guide briefing (prior briefing).adherence (to a set of rules)and directedStay the course.is an absolute prerequisite for safety.

 

(4) Thoroughly implement safety measures.
Select a store to list

座間味 ダイビング ファンダイビング

In order to avoid diving accidents on your trip, it is important to have a "small group" or a "small group" where you can be closely monitored by a guide.Thorough safety trainingIt is essential to select a good store that offers a "good" product.

The tidal currents around Aka Island are fast at some points, so do not overconfidently trust your own experience and do not compromise your judgment of the sea conditions on the day.Professional InstructionsThe shortcut to safety is to follow the

Whether the store has its own safety standards and first-aid facilities to cover any equipment problems or physical illnesses that may occur.By word of mouth and official website.Check and confirm your reservation!

Recommended Diving Tours around Aka Island

Boat Experience Diving 1dive&.
Snorkeling Tour

慶良間諸島 ダイビング シュノーケリング

Based on customer requestRequest a spotWe will respond to the

Experience diving and snorkeling in the Kerama IslandsBoth together.This is a tour you can enjoy.

Diving tours with snorkeling and feeding are also available.Very good valueSo, why not try a different kind of Okinawa wilderness experience?

Reviews & Testimonials
I enjoyed both the diving experience and snorkeling. The underwater clarity was high and we were able to observe many fish. I appreciated the free photo and video service and was very satisfied with the tour.

Reviews & Testimonials
I was nervous about diving for the first time, but the guide supported me well and made me feel at ease. It was great that the group size was small and I could communicate with other participants slowly. I was very happy to see colorful fishes up close during snorkeling! We were also able to take underwater photos and videos for free, which made for great memories. We even got to see a sea turtle, which was truly a dream come true! It was fun for the whole family, and I hope to participate again next time.

▼ The same plan for ▼2dive is available here

 

Sea Turtle Observation Diving &
Snorkeling Tour

慶良間諸島 ウミガメ ダイビング シュノーケリング

We will not let it end with "I didn't see the sea turtles...too bad..."! In Kerama blueHigh probability of seeing sea turtlesDiving Tours.

Beginners, of course.Small children, too.To ensure a safe and enjoyable experience, we keep the number of participants small.

We will visit 2 or 3 of the best points in the Kerama Islands in one day. Enjoy the different underwater scenery at each point.

Reviews & Testimonials
The whole process from meeting up to diving was smooth from start to finish. We were sure to see sea turtles, and the underwater clarity was excellent. The free photo data service was also included, so I have no complaints. I will use it again.

Reviews & Testimonials
The dive experience was carefully explained in advance, and I was able to act calmly underwater. The selection of the point to look for sea turtles was also precise, and I have good memories of actually being able to observe them up close. The quality of the underwater photos was also high.

 

To the Temple of Light ☆ Boat Experience Diving &
Snorkeling Tour

光の神殿 ダイビング シュノーケリング

The world-famous "Blue Cave" is only possible in the Kerama Islands, where the transparency is as high as the world-famous "Blue Cave.Mysterious PlacesGuided tour to the "Cave of Light"!

Beginners, of course.Small children, too.To ensure a safe and enjoyable experience, we keep the number of participants small.

continue to the end of the world.You will be impressed by the corals and the fish that crowd around them!

Reviews & Testimonials
I am in my 60's with no diving experience and I was alone, but I had a great time. The instructor was very knowledgeable and guided me through the dive without any worries. The staff was friendly and great. I will be back again.

Reviews & Testimonials
I participated in the Temple of Light Experience Diving & Snorkeling Tour in the Kerama Islands! I was so impressed by the mysterious sight! The beauty of the Cave of Light was beyond words. It was my first time diving, but thanks to the complete support of the guides, I was able to enjoy the experience without any worries. Especially, the gift of underwater photos and videos was a pleasant surprise! It was a great way to preserve the memories of our trip. I would like to spend another time in the beautiful waters of the Kerama Islands!

 

Satisfaction 120%☆ on request basis
Full-scale fun diving 2dive tour

慶良間 ダイビング

Entry is made in a way that matches the customer's level of experience and "Large, small, topographyWe will do our best to accommodate your requests, such as "I'd like to go on a tour with you," etc.

3 locationsWe will take you to the best points in Kerama is famous for its beautiful corals, white sands, and sea turtles.

The main dive sites are located throughout the Kerama Islands (Tokashiki, Zamami, andAround Aka Island), and dive sites that have been designated as national parks!

Reviews & Testimonials
I was a little anxious because it had been a while since I had been diving, but they were flexible to my requests and allowed me to dive at my own pace. The sea was very beautiful and I was able to enjoy fun diving to the fullest. Pick up and drop off was smooth.

 

Enjoy a large cruise ship charter
Boat Charter Plan

ボートチャーター ダイビング

I was on Keramas all day long from morning on the day I arrived.Luxurious timeThis plan allows you to spend

As it is a private party, anyone can enjoy diving, BBQ, snorkeling, etc. with company, family, and friends.easily Enjoy!

A guide will be assigned to you according to your request.Both experience diving and fun divingAvailable for correspondence.

Reviews & Testimonials
I was very impressed with the ship's facilities. We were able to enjoy BBQ and diving on the spacious ship, and lunch was reasonably priced and delicious. The view from the ship was fantastic, and it was a wonderful memory with my friends.

Reviews & Testimonials
We enjoyed various activities such as diving, BBQ, snorkeling, etc., and the scenery on the boat was great. The party cruise under the stars at night was especially memorable. It was also GOOD that we could customize the cruise according to our requests!

Click here for charter plans for even larger vessels.

Points to consider when booking Aka Island diving tours

座間味 ダイビング ファンダイビング

Many of the dive stores on Aka Island have a small-group system,Best season and consecutive holidaysis not uncommon for reservations to fill up months in advance.

Especially if you have specific requests such as "I want to see sea turtles" or "I want to enjoy the terrain,Tell them when you make your reservation.This will make it easier to have the optimal point adjusted!

immediately beforeCancellation Fee Policyis different for each store, so be sure to check in advance, taking into account the weather risks unique to remote islands.

Aka Island Diving Clothing and Personal Belongings

慶良間ダイビングの準備に役立つ持ち物チェックリスト。水着、着替え、日焼け止め、防水カメラなど。

All equipment necessary for diving, such as masks, fins, gloves, wetsuits, and regulators, is basically included in the tour fee, so you can easily participate without preparation.

The sun is shining.UV-protection goodsor boat diving.anti-travel sickness (medicine)It is recommended that you bring your own

What to bring for diving
⚪︎ swimsuit
⚪︎ change of clothes
⚪︎ bath towel
⚪︎C-card and logbook (for fun diving)

[Things that would be useful to have
⚪︎ sunscreen
⚪︎ sunglasses
⚪︎ hat
⚪︎ waterproof-camera
⚪︎Contact Lens Replacement
⚪︎rushguard

About Aka Island Diving
Frequently Asked Questions (FAQ)

Q. Is it possible to experience diving even if I am not a good swimmer?
Yes, it is possible! Around Aka Island, there are many points where shallow water spreads out right after entering from the boat, and instructors are always there to support you. As long as you can relax and breathe, you can enjoy the beautiful underwater world even if you cannot swim.
Q. Can I dive without staying at Aka Island?
Day tours from Naha are plentiful! Using high-speed boats or large cruise ships, the typical schedule is to leave Naha in the morning and return in the evening. Of course, it is also great to stay overnight on Aka Island to enjoy the quiet nights of the island and dive at your leisure.
Q. What are the chances of seeing sea turtles?
The Kerama Islands are one of the world's best habitats for sea turtles, and there is a high probability (80-901 TP3T or higher) of encountering them at the points around Aka Island! The guides know where the turtles eat and rest, so if you make a request, your chances of encountering a sea turtle will be even higher☆.
Q. I don't have diving equipment.
Yes, of course! Most experience diving tours include basic equipment such as masks, fins, and wetsuits in the price. Most dive stores also offer a full rental option for fun diving, so all you need to bring is a swimsuit and towel.
Q. Where are the most popular dive sites on Aka Island?
NISHIBAMA (North Beach)" is by far the most popular! The contrast between the amazing clarity of the water, the white sand, and the schools of debas catfish that crowd the sand is a true symbol of Keramas blue. The contrast between the amazing clarity of the water and the sandy beach and the debassa sparrow sharks that crowd there is the epitome of Keramas blue.
Q. What are the absolute contraindications to diving?
It is a health condition in which diving is not permitted at all because of the life-threatening risks posed by changes in water pressure. Typical examples,<b>History of pneumothorax, severe asthma, epilepsy, insulin-dependent diabetes, severe cardiovascular disease</b>These include. Pregnant women are also contraindicated as water pressure may affect the fetus. If any of these apply to you, or if you have had a serious illness in the past, be sure to consult a physician and consult with the store in advance.

New Aka Island Diving Tour Testimonials

5
User_gbnw / 20s Posted on 2026-03

It was my first time to try diving and it was so great! The instructor was kind and made me feel safe, and the ocean and fish were so beautiful!

Read more
5
User_maxz / 40s Posted on 2026-02

I enjoyed both the diving experience and snorkeling. The underwater clarity was high and we were able to observe many fish. I appreciated the free photo and video service and was very satisfied with the tour.

Read more
5
User_svbf / 30s Posted on 2026-02

I was a little anxious because it had been a while since I had been diving, but they were flexible to my requests and allowed me to dive at my own pace. The sea was very beautiful and I was able to enjoy fun diving to the fullest. Pick up and drop off was smooth.

Read more
5
Mr. Martin / 60s Posted on 2026-01

I am in my 60's with no diving experience and I was alone, but I had a great time. The instructor was very knowledgeable and guided me through the dive without any worries. The staff was friendly and great. I will be back again.

Read more
5
User_vuij / 30s Posted on 2026-01

The light shining into the ocean was really beautiful and moving! The video and photos were taken so beautifully that I will treasure them forever!

Read more
5
User_jord / 20s Posted on 2025-04

I was nervous about diving for the first time, but the guide supported me well and made me feel at ease. It was great that the group size was small and I could communicate with other participants slowly. I was very happy to see colorful fishes up close during snorkeling! We were also able to take underwater photos and videos for free, which made for great memories. We even got to see a sea turtle, which was truly a dream come true! It was fun for the whole family, and I hope to participate again next time.

Read more

Search by criteria

Flow of Reservation and Participation

  • Find a tour

    Find the tour you want to join based on the scene and time of day♪.

  • Reservation Plan Application

    Once you have decided on the plan you want to apply for, select the date and time and start the application process!

  • Reservation Confirmation

    Once your reservation is complete, you will be contacted by Kerama Tours♪

  • Take a tour

    All that remains is to participate on the day of the event! Let's have fun to the fullest!

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