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    Ferry sp_Free Cancellation_Revised 200,000 Ferry Tickets KV_sp
    The Phantom Island KV_sp
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    Encountering a large school of fish while diving

    To the enchanting waters of Kohama Island!
    Amazing and Inspiring Experience Diving Tours

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    Kohama Island is a small island with a circumference of about 16 km and is known as "Shihsi lagoon.Japan's largest coral reef areais spreading.

    The extremely clear waters attract many divers, and even beginners are getting hooked on diving!

    In this issue, we will introduce the appeal of diving and recommended tours to experience diving on Kohama Island. It is sure to be an unforgettable experience!

    What is the attraction of diving to experience on Kohama Island?

    The underwater world that can be seen only on Kohama Island!
    Swim with colorful tropical fish and coral reefs

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    In the ocean around Kohama Island, you can enjoy diving in "Ishinishi Jagako," the largest coral reef area in Japan.

    This vast coral reef zone stretches approximately 20 km east to west and 15 km north to south, and is covered with colorful blue, yellow, and red corals.

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    The coral reefs are home to a variety of creatures, including the fish familiar from "Finding Nemo," such as the "devilfish" and "clownfish. If you are lucky, you may even meet a sea turtle... ♪

    Through the experience diving, you can feel the charm of the sea and the breath of life, and spend a luxurious time with tropical fish!

     

    Beginners and those who are not good swimmers can also enjoy!

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    When you hear the word "diving", you may think it sounds difficult for first-timers... But, in fact, the participantsApprox. 80% or moreis your first time, so don't worry!

    Before the tour, a detailed lecture is given on how to put on the wetsuit and practice breathing and ear removal.

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    Experience diving in Kohama Island is an attractive activity that even beginners can enjoy with ease!

     

    Experience diving and feel weightless!

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    Diving offers a fluffy sensation similar to weightless spaceSpecial ExperiencesOh my god!!!

    It is very attractive to see up close the tropical fish that inhabit along with the beautiful coral reefs while floating freely.

    A new adventure in the sea awaits you, along with a feeling of weightlessness.

    Recommendation! Kohama Island Diving Tour

    《《half dayBeginners are welcome!
    1 Person OK★Experience Diving Tour

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    This is an experience diving tour that can be done by beginners or those without a license, departing from and arriving at Kohama Island.

    Enjoy diving in the beautiful ocean of Kohama Island, which is covered with colorful corals!

     

    《《one dayIncludes landing on the island!
    Snorkeling & Diving Experience

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    Snorkeling and Diving ExperienceExperience both.Luxury Plan! It's interesting to see the difference between snorkeling and diving♪

    Let's take lots of pictures and play around on the spectacular "Phantom Island!

    What to bring for Kohama Island Diving Tour

    No need to bring anything *Swimsuit only
    A complete set of diving equipment is available for rent!

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    The equipment necessary for diving is included in the fee, and as long as you have a bathing suit, you can basically participate without it.

    howeverThe sun is strong.Therefore, it is recommended to bring sunscreen and wear a long-sleeved rash guard.

    *Wetsuits required for winter can be rented.

    ↓ Click here to read the article in conjunction with ↓ ↓

    Let's go to the popular spot "Phantom Island (Hamashima)!

    Hamashima, a fantastic uninhabited island surrounded by the sea

    Head to the Enchanting Seas of Kohama Island! A Diving Tour Full of Surprises and Thrills

    On Kohama Island, there are plans that include not only diving but also other activities and sightseeing spots!

    Please join our special tour and enjoy the charms of Kohama Island to the fullest!

    ◆If you want to enjoy diving in Ishigaki Island, click here.
    Ishigaki Island Diving Tour(Ishigaki Island Tours)

    ◆Iriomote Island for those who want to enjoy diving
    Iriomote Island Diving Tour(Iriomotejima Tours)

    Frequently Asked Questions (FAQ) about Kohama Island Diving

    Q. Can beginners and non-swimmers participate in diving on Kohama Island?
    Since the diving experience is accompanied by an instructor, beginners and those who are not confident in their swimming skills can also participate. Breathing is done with special equipment, so swimming ability is not necessary, and prior training is provided so that you can enjoy the experience with peace of mind.
    Q. Do you recommend diving from Ishigaki Island or from the local dive sites?
    Since there are few stores on Kohama Island, tours departing from Ishigaki Island are the mainstream for diving. The number of points and sea conditions are high, and even if you stay on Kohama Island, you can participate efficiently by using a tour with pick-up and drop-off.
    Q. When is the best season for diving at Kohama Island?
    The best season is from April to October when the sea conditions are stable. Summer is especially popular due to its high transparency. In winter, the north winds can limit the number of dive sites, so it is recommended to check the sea conditions in advance.
    Q. Can I see manta rays when diving in Kohama Island?
    Manta ray encounters are mainly around Kabira on Ishigaki Island, and are not frequently seen around Kohama Island. However, some tours may go to the Ishigaki Island area to target manta points.
    Q. How much does it cost and how long does it take to dive Kohama Island?
    The price for a diving experience is around 12,000 to 18,000 yen per person, and the time required is usually from half a day to a full day.

    Latest Reviews of the Kohama Island Diving Experience Tour

    5
    User_vfrh / 40s Posted on: July 2026

    We chartered the boat so our whole family could enjoy ourselves without any worries. The best part was that the kids could run around and have a blast without worrying about what others thought. The staff also adjusted to the kids’ pace, so as parents, we were able to watch over them with peace of mind. It was a wonderful time spent relaxing on the beautiful ocean.

    Read more
    5
    User_xnsi / 30s Posted on: July 2026

    I was nervous about my first dive, but thanks to the experienced guide, I was able to dive with peace of mind. I was blown away by the crystal-clear water! It was amazing!

    Read more
    5
    User_tngv / 20s Posted on: July 2026

    The underwater world was so beautiful—it was absolutely amazing!! The instructor was so nice, too, and it really got me pumped up!!! ★

    Read more
    5
    User_lprr / 40s Posted on: June 2026

    It had been a while since my last introductory dive, so I was a little nervous, but thanks to the calm guidance of the experienced instructors—a hallmark of this long-established dive shop—I was able to dive with confidence. I thoroughly enjoyed the underwater world with its exceptional visibility, and it was a very satisfying half-day.

    Read more
    5
    User_epxf / 20s Posted on: June 2026

    The sense of security you get from a historic, long-established place was incredible—it was definitely the right choice. I was so moved by the crystal-clear sea and all the fish!

    Read more
    5
    User_ntxg / 50s Posted on: June 2026

    First, I took my time practicing equalizing my ears in a safe, shallow area where I could touch the bottom. Next, with the instructor firmly holding my hand, I dove into the crystal-clear underwater world. At first, I was incredibly nervous about whether I’d be able to breathe properly, but thanks to the calm guidance of the experienced staff, I was eventually able to relax enough to gaze at the schools of tropical fish swimming right before my eyes… I am truly grateful for the reliable safety management that only a long-established, time-honored business can provide.

    Read more

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