Level 　Beginner
Depth　20m
Type　Wreck Ship, Small Fish
The closest dive site from Miyakojima between Irabujima and Miyakojima. About 15 minutes by boat from Nikadori Port. The wreck ship is a ferry that operated Miyakojima and Irabujima before the opening of Irabu bridge. You can see many fish and corals in the wreck ship. And the very friendly Longfin Batfish welcomes divers. In the wreck ship, shoal of Blackstripe sweepers and Dusky batfish. You can also see many Slender sweepers and Luminous cardinal fish in the summer.

Level 　Beginner
Depth　5 - 30m
Type　Cave, Small Fish
It is famous as the "Blue Cave". Many people come to visit in the summer for snorkeling and introductory diving. School of Black stripe sweepers in a shallow cave with a depth of 3 m. Black stripe sweepers is shining with the sunlight entering from the two holes. You can see the Longlegged spiny lobster by going to the back of the long and narrow cave. Looking at the entrance from inside the cave, it is very beautiful with a pale blue light coming in. It is a great place for introductory diving and beginner diver.

Level 　Beginner
Depth　7 - 30m
Type　Small fish, Sandy area, Sometimes big fish
In the shallow coral reef, you can see a school of Scssortail sergeant with many fish shadows.
It is a dive site where you can enjoy introductory diving and even experienced divers. You can also expect big fish such as whitetip reef sharks, sea turtle and dogtooth tuna. There is also a large sandy land at a depth of 30m.
You will enjoy observing big and small fish.

Level 　Beginner
Depth　7 - 23m
Type　Topography, Air dome, Small fish, Sometimes big fish
There is an air dome in the snake hole. We go into the hole from a depth of 8 meters and go to the surface. Due to the influence of waves from outside, fog is generated due to pressure change of air inside the dome. The fantastic world spreads inside the dome due to the collaboration of light blue and fog that come in from the outside. The Coral Reef is school of Sea goldie, Amethyst anthias, and Peach fairy basslets. Sometimes coming manta ray and Giant trvally.

Level 　Beginner
Depth　8 -30m
Type　Topography, Holem Rock, Small fish, Sometimes big fish
There are entered from the reef of the shallow, and it go down the slope towards the offing. Small bommie scattered. There is a big rock that seems to be pyorrhea at a depth of 30 m. We call it "Denter Rock". There are many Whip Corals around the denter lock. There are Whip Coral Goby and Gorgonian Pandaalid Shrimp live in whip coral. The beam of sunlight entering the Shiratori hole is very beautiful. You can see many lionfish and Blackstripe sweeper in the hole.

Level 　Beginner
Depth　5 - 25m
Type　Small fish, Sometimes big fish
There are many Nudi branch, sea slug and pygmy seahorse. And macro photography is interesting. On the reef, school of many Redtooth triggerfish, Goldies, Amethyst anthias and Peach fairy basslets are very beautiful.
You can also see resting sea turtle on the reef. Whip coral goby and Commensal shrimp live in whip coral. Depending on the season, you can also see Manta Ray.

Level　Intermediate
Depth　5 - 40m
Type　Topography, Arch, Cave, Big fish, Small fish
The L-shaped arch is the most dynamic topography on Irabu Island. As you head offshore from the reef, there are large hollow and arches at a depth of about 20m. There is a depth of about 35m under the arch, and you will be fascinated by the dynamic topography.In most cases you will see a Giant Trevally under the arch. After passing arch you will see entrance to the cave. You're very exciting by the cave and the school of fish. Maybe, you can see lots of fish, lobsters and crabs.

Level 　Beginner
Depth　5 - 20m
Type　Topography, Arch, Cave, Small fish
The most famous dive site in the Irabu area. There are two arches here, one of which is a heart-shaped arch. Enter the ditch from offshore side, go through the first arch and there is a cave. Inside the cave you can see Flame file shell, Rock cleaner shrimp, Blackstripe sweeper and Blotcheye soldier fish. A heart-shaped arch will appear as you pass through the cave. There are lots of nudi branch, sea slugs and pygmy seahorses on the walls of  ditch, and finding these will be fun!

Level 　Beginner
Depth　30m
Type　Topography, Arch, Small fish
There is a Z arch protruding from the reef at a depth of about 20m offshore.
The summer season, school of lots of Slender sweepers and Luminous cardinalfish. A lionfish can be seen in sandy area under the arch. And cleaner shrimp lives in the hole in the wall. If you pass through the arch and reach a depth of 40m, you can find a ringeye jawfish in sandy area. We sometimes dive on double arches and Z arches at the same time.

Level 　Beginner
Depth　5 - 27m
Type　Topography, Hole, Small fish
The most beautiful place on Irabu Island dive site where sunlight enters the hole.
The sunlight shower entering the pure white sandy area creates a very beautiful and fantastic space. You can enjoy it in natural light without using torch. You will be impressed by the molding beauty of nature. Looking up Cross hole, it looks like Hokkaido.
Go up outside the hole and you will see school of Goldlined seabream, Redtooth triggefish, Indo pacific sergeant and Scssortail sergeant. You can also see a lot of Nudi branchi and Sea Slug on the channel.

Level 　Beginner
Depth　5 - 26m
Type　Topography, Small fish, Big fish
The big overhang that stuck out is dynamic topography. There are many Peach fairy basslet and Scalefin fairy basslet dancing on the overhang. Also, School of many Redtooth triggerfish and pyramid butterfly fish. Sometimes sea turtles come here. A lionfish can be seen on sandy area under the overhang at depth of about 25m. You can see big and small fish at this dive site.

Level　Intermediate
Depth　40m
Type　Big fish, Small fish
The Surgeon Reef, which sometimes has a strong current, can be expected as a place to see large fish. Here you can see a school of redtooth triggerfish, and on the reef you can see lionfish and palatte surgeonfish. Offshore of reef, there is a drop-off topography. You can see dusky batfish under the overhang.
You can also see sea turtles, dogtooth tuna, whitetip ree shark, Doble lined fusilier, Blue streak fusilier, and yellowback fusilier. Sometimes you can see Manta ray, Napoleonfish, Spotted eagle ray.