How to enjoy Ishigaki Island snorkeling in half a day? Also introduces how to meet manta rays and sea turtles even for beginners!
Table of Contents
- 1 Half-day snorkeling in Ishigaki Island What kind of experience?
- 2 You may see sea turtles and manta rays! 5 recommended spots and beaches for beginners
- 3 Half Day Snorkeling in Ishigaki Island Three recommended tours!
- 4 How to increase the encounter rate with sea turtles and manta rays even for beginners? How to increase the encounter rate with sea turtles and manta rays?
- 5 Which half-day tour, morning or afternoon? Which half-day tour is right for you?
- 6 About half-day snorkeling in Ishigaki Island Frequently Asked Questions (FAQ)
- 7 summary
Half-day snorkeling in Ishigaki Island is
What kind of experience?

On a half-day snorkeling tour of Ishigaki Island,Sea turtles and manta raysYou can enjoy encounters with marine life, including
Time required is approx.3-4 hoursThe morning and afternoon tours are both well organized, and are recommended for first-time snorkelers.
If you want to know where you can see sea turtles and manta rays
Beginner snorkelers who are not sure how to choose the right tour.
Are you wondering whether a morning or afternoon half-day tour is better for you?
Click here for Ishigaki Island "Snorkeling" recommended tour ranking.
You may see sea turtles and manta rays!
5 recommended spots and beaches for beginners

Ishigaki Island offers a wide variety of snorkeling spots where you can meet sea turtles, manta rays, and other sea creatures.
You can also stop by for a half-day tour.5 selected locationsPlease take a look at the following information!
Phantom Island (Hamashima)

Revealed by the ebb and flow of the tides.Phantom Island (Hamashima)is the best in Ishigaki Island.scenic spotThe surrounding waters are teeming with sea turtles. The surrounding sea is teeming with sea turtles,Snorkeling.Encounter rate is also highIt is.
◆Time required: Tour participation is mandatory for transportation
◆Toilets and showers: None
Ishigaki Island -The Phantom Island Hamashima What is Hamashima? Hamashima is a mysterious uninhabited island between Ishigaki Island and Taketomi Island that appears when the tide comes in and out. Officially called "Hamashima", it is nicknamed "Phantom Island "** because it appears only at low tide [...]. ↓You may meet sea turtles on the phantom island!
Click here for recommended half-day tours
Ishigakijima/Half Day】Making an Impression with 360 Degree Spectacular View☆Photo Free & Pickup & Drop-off Included(No.458)開始時間8:00-11:00 / 13:30-16:30所要時間Approx. 3 hours14,500 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Lake Shihshihshan

Between Ishigaki Island and Iriomote IslandShihsi LagoonHa,sea turtleinterpoint (interword separation)Many manta ray sightings.Area.
It is especially recommended for those who want to enjoy snorkeling in a spectacular natural setting.
↓You may meet sea turtles and manta rays at Shihsi lagoon!
Click here for recommended half-day tours
Half-Day Ishigaki Island or Kohama Island Snorkeling AM Course: Landing on Phantom Island + Ishinishi lagoon & Sea turtle snorkeling (Mermaid experience available and photo gift included) Beginners and children are welcome☆ (No.590)開始時間9:40-13:00所要時間Approx. 3 hours10,800 yen →directional marker or indicator9,800suffix for names of swords, armour, musical instruments, etc.
Blue Cave

Ishigaki IslandBlue Caveis a popular snorkeling spot where you can experience a fantastic world. in an area inhabited by sea turtles,Many toursIt is.
Access: 30 minutes by car from the city center and Shin-Ishigaki Airport
Restrooms and showers: available (for a fee, use at nearby stores)
Parking: None ((Use the parking lot of the nearby "Yaeyama Palms in Yonehara")
Ishigaki Island -Ao no cave- (Blue Cave) What is Ishigaki Island Blue Cave? Ishigaki Island's "Blue Cave" is one of the most popular snorkeling and diving spots in Ishigaki Island, a remote island in Okinawa Prefecture. The sunlight shines bright blue on the surface of the sea inside the cave, and the mysterious [...]. ↓Meet sea turtles in the Blue Cave!
Click here for recommended half-day tours
Ishigakijima/Half Day] You may see sea turtles☆Snorkeling & Cave Exploration Tour of the Unexplored "Blue Cave"★Free Photo & Transportation Included (No.304)開始時間9:00-12:00 / 13:30-16:30所要時間Approx. 3 hours13,500 yen →directional marker or indicator6,900suffix for names of swords, armour, musical instruments, etc.
Kabira Bay SUP/Canoe & Blue Cave Snorkeling Tour☆Take pictures for free & transportation included! (No.405)開始時間8:30-11:45 / 13:30-16:45所要時間Approx. 4 hours24,000 yen
Kabira-Ishizaki Manta Scramble

Kabira-Ishizaki Manta Scramble is also in Ishigaki Island.Typical manta ray spotsManta rays can be seen swimming gracefully in the water. Manta rays can often be seen swimming gracefully nearby.
The depth is shallow and there is little current, making it popular with beginners.
◆Access: participation in diving services and tours is required.
◆Toilets and showers: None
Yonehara Beach

Yonehara Beachis a vast expanse of coral reefs,Many sea turtle sightings.Spot.
Because the waves are relatively calm and snorkeling can begin in shallow water,Beginners and families with childrenIt is also popular for
Access: 30 minutes by car from Shin-Ishigaki Airport
◆Toilets and showers: Available (chargeable, store use)
◆Parking: Free spaces available (small number) / Pay parking (approx. 300-500 yen)
*No warden or jellyfish nets (self-responsibility area)
*Information as of 2026. Rates and facilities are subject to change.
Half-day snorkeling in Ishigaki Island
Three recommended tours!

If you want to enjoy snorkeling in Ishigaki Island,Experienced guidesWe recommend that you join a reliable tour accompanied by a
Here are three particularly popular half-day tours!
Landing on a Phantom Island &
Boat Snorkeling Tour

This popular plan includes landing on "Phantom Island (Hamashima)," an uninhabited island in the emerald blue waters of Ishigaki Island, and snorkeling in Ishinishi lagoon, one of the largest coral reefs in Japan.
Ages 3 and up are welcome to participate.Therefore, it is recommended for families.
↓For more information and reservations, please click here↓.
Ishigakijima/Half Day】Making an Impression with 360 Degree Spectacular View☆Photo Free & Pickup & Drop-off Included(No.458)開始時間8:00-11:00 / 13:30-16:30所要時間Approx. 3 hours14,500 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Unexplored "Blue Cave" snorkeling &.
Cave Exploration Tour

This plan allows you to enjoy snorkeling and cave exploration at the "Blue Cave", a secluded spot in northern Ishigaki Island.
Same-day reservations OKIt is also easy to participate in the program with
↓For more information and reservations, please click here↓.
Ishigakijima/Half Day] You may see sea turtles☆Snorkeling & Cave Exploration Tour of the Unexplored "Blue Cave"★Free Photo & Transportation Included (No.304)開始時間9:00-12:00 / 13:30-16:30所要時間Approx. 3 hours13,500 yen →directional marker or indicator6,900suffix for names of swords, armour, musical instruments, etc.
Ferry ticket included!
Barasu Island Snorkeling Half Day Course

Round-trip ferry ticket from Ishigaki Island to Iriomote Island is now included.Special Set PlansThe following is a list of the most common problems with the "C" in the "C" column.
."Miracle IslandBarasu Island, also called "Barasu Island," and Ishinishi lagoon, one of the largest coral reefs in Japan, which spreads out around it, are popular spots where you are likely to encounter sea turtles.
For more information about Baras Island, click here↓↓.
Iriomote Island -Barasu Island About Barasu Island Barasu Island is a small uninhabited island made of white coral fragments floating between Iriomote Island and Hatoma Island in Okinawa Prefecture. It is accessible by a day tour from Ishigaki Island and is known as a sanctuary for diving and snorkeling. [...]. ↓Click here to make a reservation.
Tours Limited Discount】Iriomotejima⇆Ishigakijima Ferry Ticket Included ★"Barasu Island" Snorkeling Half Day Course ★Photo Free (No.486)開始時間8:00-15:20 / 11:00-17:40所要時間Approx. 5 hours14,670 yen →directional marker or indicator13,000suffix for names of swords, armour, musical instruments, etc.
Even beginners can enjoy the sea turtles and manta rays.
How to increase the encounter rate?

Here we are trying to increase the chances of encountering sea turtles and manta rays.Points to keep in mindto the following!
Best season and time of year

There are many times during the year when you can encounter sea turtles and manta rays, especiallyPeriod of high water temperatureIt is recommended that you go along with the
◆Manta rays: May-Nov.
*Particularly active from July to October.
◆Hours: Morning
*Because the sea is calm and clarity is easy to increase.
*Because conditions are likely to change in the afternoon due to the wind.
Three tips to increase encounter rates

There are various points to encounter marine creatures, but the biggest trick is to be familiar with their habits and behavior patterns.guideand snorkeling.
◆Slowly and quietly swim in a calm color swimsuit.
*Because loudly colored swimsuits and large movements can startle the creatures.
◆Weather ForecastSea condition/wind directionand choose a day with good conditions.
Manners and precautions when meeting

If you encounter a marine creature, take the following precautions to avoid stressing or harming it.
◆No flash photography
*Because of the possibility of damaging the eyes of the organism.
◆Do not block the creature's direction of travel and do not chase it.
Follow the rules of nature.This will help the next people to experience the same excitement.
Half-day tours are available in the morning or afternoon.
Does it suit you?

For half-day snorkeling tours in Ishigaki Island,Morning & AfternoonBoth are full of charm.It is.
Compare the benefits of each and choose the plan that best suits your style!
Who is recommended to take a morning tour?

With living creaturesI want to increase the encounter rate as much as possible.Directions,I want to enjoy photography.in order to (e.g. meet goal)Morning tour is definitely recommended!It is.
◆After hours, you can take your time to explore the island for sightseeing, dining, etc.
Afternoon tours are recommended for

The biggest advantage, though, is that you can spend the morning relaxing,Afternoon is the time when wind and sea conditions are likely to changeThe weather must be carefully monitored.
◆A fantastic view of the sea can be enjoyed near evening.
Half-day snorkeling on Ishigaki Island
Frequently Asked Questions (FAQ)
Yes, you can participate. Many tours offer life jackets, and instructors will assist you in the water. If you are not a swimmer, you can choose a tour that clearly states, "You can participate even if you can't swim. If you are unsure, please ask the staff for advice when you make your reservation.
Sea turtles can be encountered almost year-round at many spots, and there is a high probability of sightings at Phantom Island (Hamashima) and Yonehara Beach. The best season for manta ray encounters is from July to October, and the chance of encountering manta rays increases dramatically if you choose a tour accompanied by a local guide. Since the weather and sea conditions can change, it is recommended to check with the tour company for the conditions on the day of the tour.
Showers and changing rooms are available on many tours. Facilities are often available on the beach or at the departure port. However, the availability of facilities and the rules for using soaps vary from tour to tour, so it is best to check with the tour company before booking. Bring your own shampoo and towel for a more comfortable stay.
summary

For half-day snorkeling in Ishigaki Island,Exciting experience of meeting sea turtles and manta raysis condensed.
With an abundance of fascinating spots where you can encounter marine life, even beginners are sure to enjoy themselves.
Please make sure you have a travel plan in place, whether you choose a morning or afternoon tour, and enjoy the beautiful ocean of Ishigaki Island to the fullest!
↓Click here to read the article.
Ishigaki Island Sea Turtle Encounter Rate UP!Contents1 Complete guide to meet sea turtles in Ishigaki Island2 The best "time of year" and time of day to meet sea turtles in Ishigaki Island2.1 Recommended season and approximate sea conditions2.2 Difference in encounter rates by time of day3 [Individual and beach entry] Sea spots where you can meet sea turtles [...].














