Diving in South China Sea
Quick Facts
- • Entry types: Mostly shore entries
- • Expect: Varies by conditions visibility
- • Highlights: Discover South China Sea's dive spots
Explore the underwater wonders of South China Sea, province. This region features 100 documented dive spots, each offering unique underwater experiences. Whether you're seeking calm snorkeling bays, challenging freediving depths, or exciting scuba adventures, South China Sea has something for every underwater explorer. Browse detailed spot information, check current conditions from recent dive logs, and connect with the local diving community to make the most of your visit.
Regional Context
🌍 Associated Countries
Countries in South China Sea (8)
Sub-regions in South China Sea (3)
Popular Spots in South China Sea (100+ spots)
Adan Shita
Adan Shita is located off the uninhabited Akenashiki Island in the Keramas, accessible via a 10-minute boat ride from Aka Island. The dive site features depths ranging from 7 to 20 meters and is characterized by mild currents, making it suitable for both novice divers and training sessions. Marine life includes clownfish, spiny dogfish, goatfish, and various nudibranchs such as Adeyakami and Fujinami. The underwater landscape is adorned with coral gardens, providing a rich habitat for diverse marine species.
Agariushi
Agariushi, located south of Zamami Island, is characterized by its diverse marine life, including multiple species of clownfish and schools of snappers. The site features colonies of fire coral and is known for its rich diversity of anemonefish, with nearly all Japanese species present except for the red clownfish. The entry to this dive site is from the shore, making it accessible for divers looking to explore its underwater ecosystem.
Aguni Fudensaki
Aguni Fudensaki is situated on Aguni Island, approximately 60 km northwest of Naha City, accessible by a 2-hour and 10-minute ferry ride. This dive site is renowned for its diverse marine life, including bigeye trevally, bluefin tuna, bluefin trevally, and schools of barracudas. Divers may also encounter larger species such as Napoleon and grey reef sharks. The underwater environment is enriched with unique creatures like giant frogfish, kudagombe, southern pufferfish, and clownfish, making it a vibrant spot for marine observation. The entry to the dive site is from the shore, providing easy access for divers.
Ama Beach
Ama Beach, located on the west side of Zamami Island, features a shallow sandy bottom with calm waters, making it suitable for beginners and families. The site is ideal for snorkeling and scuba diving, with a notable presence of green turtles. The surrounding coral reefs host a variety of tropical fish, including bigeye and lurid sparrowhawks, as well as blue-spotted trevally. The tranquil conditions and diverse marine life contribute to a pleasant diving experience.
Antonio Gaudi
Antonio Gaudi is situated on the western side of Shimoji Island, adjacent to Irabu Island, approximately 5 km from Miyako Island. The site is characterized by numerous intricate arches formed by natural processes, resembling the architectural style of Antoni Gaudí. Divers can encounter a variety of marine life, including dark-loving species such as the pine crested sauna and hawksbill turtles. Other notable sightings include Japanese pygmy seahorses, violet sea otters, blue-and-white groupers, blue-and-white snappers, and occasionally, stingrays, manta rays, Napoleon fish, and green sea turtles. The entry to the site is from the shore.
Aosango
Aosango is recognized for its significant Blue Coral, which spans an area approximately twice the size of a tennis court. The dive site features a variety of hard corals and offers depths ranging from 5 to 12 meters. Visibility at this location typically exceeds 30 meters, providing excellent conditions for divers. Marine life encounters include Hawksbill Turtles, Banded Sea Snakes, and schools of Yellowfin Goatfish and Striped Large-eye Bream, making it a notable spot on the East coast of Okinawa's main island.
Ariga Cable
Ariga Cable is situated on the western side of Tokashiki Island. Divers can observe the underwater cable along the seafloor. The area is known for sightings of green sea turtles, scorpionfish, and various species of cardinalfish. The shallow regions boast vibrant coral formations. The maximum depth at this site reaches approximately 25 meters, making it suitable for divers ranging from beginners to those with intermediate experience.
B&G Marine Center
B&G Marine Center, located in Amami City, Kagoshima, features a heated indoor pool suitable for swimming and training, but it is not a diving site. The center includes a 25-meter competition pool and a toddler pool, making it a popular choice for local residents and youth teams. For diving enthusiasts, it is recommended to explore other dive sites or specialized dive shops in the vicinity for marine life experiences.
Blue Cave
Blue Cave, located at Cape Maeda in Onna Village, Okinawa, is recognized for its distinctive blue illumination, which results from sunlight reflecting off the sandy bottom. The site features depths ranging from 5 to 7 meters, making it suitable for divers of all experience levels. The area is home to a variety of marine species, including sparrowhawks, butterflyfish, nudibranchs, crustaceans, jellyfish, and turtles, with activity peaking during the summer months. This site is accessible via shore entry, providing an easy access point for divers and snorkelers alike.
Bolo Point
Bolo Point is a dive site located off Cape Zampa, Okinawa, known for over 20 swim-throughs and a vertical wall with a cavern at the south end. Divers often encounter manta rays, giant trevallies, and Napoleon wrasses, as well as smaller species like angelfish, parrotfish, and lionfish. The site features hard coral and is home to octopus in crevices and rock ledges.
Buddha Coral
Buddha Coral is located off the coast of Amami Oshima, which is situated between Kagoshima and Okinawa. This dive site features a prominent coral formation resembling a giant Buddha, known as Daibutsu Coral, measuring approximately 20 meters in diameter and 7 meters in height. The dive site reaches a depth of around 16 meters and is characterized by sandy white substrates. Divers can observe a variety of marine life, including colorful flounder, butterflyfish, snappers, lionfish, scorpionfish, and spotted angelfish. In the sandy areas, garden eels and fine-tailed dingbats can also be found. The site is suitable for beginner divers due to its relatively shallow depth and gentle conditions. Entry to the site is from the shore.
Butsu Butsu Sango
Butsu Butsu Sango, located near Kabi-jima in the Kerama Islands, is a boat dive site characterized by its calm conditions. The site features coral formations that resemble Buddha heads, with depths ranging from 3 to 20 meters. Divers can observe a variety of marine life, including Luris sparrowhawks, goatfish, yellowtail, and debassel snappers, as well as butterflyfish and bear clams. Occasional sightings of sea turtles can also be experienced over the vibrant coral reefs.
Canyon
Canyon is located on the eastern side of Tokashiki Island in the Kerama Islands, accessible via shore entry. This dive site features a unique crevice formation between two reefs, making it ideal for divers interested in geological structures. During the summer months, sunlight penetrates the crevice, enhancing the underwater visibility. Marine life commonly observed here includes green sea turtles, various species of damselfish, and lobsters. Other notable species include the sleepy shark, sea slugs, and several types of anemonefish. The area is also home to eels, pufferfish, lionfish, butterflyfish, and wrasses, providing a diverse diving experience.
Cape Maeda
Cape Maeda, located in Onna Village, Okinawa, is known for its notable 'Blue Cave' where sunlight creates a distinctive blue illumination. The dive site features vertical holes and drop-offs, with depths reaching 30 to 40 meters. It is home to a variety of marine species, including schools of migratory fish, yasha gobies, hammerhead gobies, butterflyfish, wrasses, nudibranchs, sea turtles, and Napoleon fish. This site offers diverse experiences suitable for both novice and experienced divers.
Cape No.6
Cape No.6, located on the east side of Zamami Island, features depths reaching 25 meters and is characterized by clear Kerama blue waters. The site is suitable for divers of all experience levels and is abundant in marine life, including clownfish, snappers, sawfish, moray eels, and both green and loggerhead turtles. Additionally, divers can observe macro species such as nudibranchs and pygmy seahorses, along with extensive coral colonies, sea fans, and isobana formations, making it ideal for both macro and wide-angle photography.
Cape No.7
Cape No.7, located at coordinates 26.239300, 127.332200, is a shore entry dive site known for its diverse marine life. The site features depths reaching up to 40 meters and is home to green and hawksbill turtles, as well as various species of sharks, mollusks, and crustaceans. Divers can also encounter spiny dogfish and wrasse among the vibrant corals. The area is suitable for both beginners and advanced divers, offering a rich underwater experience with seasonal nudibranchs and unique coral formations.
Cappadocia
Cappadocia is a shore dive site characterized by coral formations resembling the UNESCO World Heritage site in Turkey. The dive area is situated on the outer reef of Miruchibishi, with depths ranging from 10 meters at the shallowest point to 30 meters deeper. Visibility is generally good, ranging between 20 to 40 meters. Marine life includes green turtles, banded sea snakes, and whitetip reef sharks. Notably, cuttlefish are observed mating and laying eggs from March to May.
Capybara
Capybara dive site features a notable drop-off with a depth reaching approximately 35 meters. The area is characterized by rocky formations that slope gently, providing divers with opportunities to explore various archways, tunnels, and crevices. During safety stops at shallower depths, divers often encounter hawksbill turtles. The site is also home to a variety of marine life, including Taima fish, Napoleon fish, Bigeye Jacks, Giant Trevally, Bullhead Rays, Loggerhead Turtles, and Green Turtles. The vibrant coral and schools of snappers, particularly red snappers, contribute to the rich biodiversity of the underwater ecosystem.
Chishi
Chishi is located on the northern side of Zamami Island in the Kerama Islands, approximately one hour by boat from Naha. This dive site is particularly popular during the summer months when the winds are from the south. It features a series of crevices within the reef, making it an ideal spot for divers interested in underwater topography. The site is known for its clear coral formations and is also frequented by skin divers. The crevices are one-way, which can lead to increased traffic during peak times, but it remains one of the top summer dive locations in the Kerama Islands. Marine life includes green sea turtles, golden damselfish, sleepy cod, sea slugs, and various species of clownfish, as well as moray eels, pufferfish, lionfish, butterflyfish, and lobsters.
Coral 1
Coral 1 is located at the southern tip of Ukihara Island, just past the break. This site features a coral-rich environment with several swim-throughs. The average depth ranges from 10 to 20 meters, with some areas exceeding 30 meters, accommodating divers of various skill levels. Large marine life can frequently be observed along the reef wall and its extensions, particularly just outside the Uruma Barrier Reef.
Coral Garden Amami Oshima
Coral Garden, located in Amami Oshima, Kagoshima, showcases diverse coral formations, including Palau coral, at depths ranging from 8 to 10 meters. The site experiences minimal current, making it suitable for divers of all experience levels. It is accessible throughout the year, with a boat ride of approximately 10 minutes from the nearest launch point. The marine life here includes a variety of colorful fish, red snappers, turtles, rays, and crustaceans such as frigate shrimp, making it an excellent location for macro diving.
Cross Hole
Cross Hole, located on Irabu Island in Okinawa, features a cave system with depths ranging from 5 to 27 meters. The site is characterized by a cross-shaped opening in the ceiling that allows light to filter in, enhancing the underwater experience. It includes both vertical and horizontal passages, making it accessible for beginner divers while still providing impressive topographical features and light effects. Marine life observed here includes bluefin tarpon, longnose hawkfish, red clownfish, turtles, gurukuns, and various macro species such as myaqueous lobsters and lance fish.
Cross Line
Cross Line is a dive site characterized by a combination of coral reef and sandy bottom. The name derives from a submerged fishing line that crossed the area, which was lost during a typhoon. Divers can observe a variety of macro marine life along this line. Notable sightings include green sea turtles, often accompanied by remoras, and several colonies of clownfish. Other marine species that can be encountered here include pipefish, seahorses, and various types of wrasses and blennies.
Crystal Beach
Crystal Beach, also known as Yamahara Beach, is located in Kabira, Ishigaki. This site is characterized by its natural crystal deposits originating from the river of Mt. Omotodake. The waters here are clear and host a variety of marine life, including coral reefs, clownfish, and sea turtles. Access to the beach is via a steep slope, and divers should be aware that facilities are limited, necessitating careful preparation and caution before diving.
Crystal Park
Crystal Park, located on Shimoji Island in Okinawa, features a maximum depth of 10 meters. The site is characterized by coral heads distributed over a bed of fine white sand. Divers can expect to encounter clear blue waters, making it suitable for leisurely dives. Marine life includes schools of snappers, juvenile fish, clams, nudibranchs, slipper lobsters, gobies, and juvenile tench. The best time for diving here is from fall to spring.
Daimaru
Daimaru is located approximately one hour by boat from Naha Port. This dive site features clear waters and a variety of colorful corals, along with crevices and swim-throughs that are home to diverse marine life. Divers may encounter species such as triggerfish, sea snakes, clownfish, turtles, and blue damsels, as well as both soft and hard corals.
Devil'S Cove
Devil's Cove is a dive site in Okinawa featuring a sunken fishing boat and diverse marine life, including coral species, sea sponges, and various fish such as angelfish and cuttlefish. The maximum depth is 15 meters (50 feet), with average visibility of 12-15 meters (41-50 feet) and water temperatures ranging from 19-21°C (66-70°F). Entry is from the shore.
Dragon Lady
Dragon Lady is located on Zamami Island within the Kerama Islands. This dive site is often visited from October to April when northern winds are prevalent. The area features a gentle sandy slope, making it suitable for beginner divers. While encounters with coral and sea turtles are less frequent, the site offers excellent visibility characteristic of the Kerama region. Divers can expect to see a variety of marine life, including garden eels, damselfish, and glassfish. Other species that may be observed include frogfish, seahorses, and various types of clownfish. However, sightings of sea turtles remain low.
Dream Hole
Dream Hole is a popular dive site characterized by a drop-off that begins at a depth of 5 meters and descends to over 40 meters. A notable feature of this site is a narrow hole at the top of the reef, allowing divers to descend vertically for about 25 meters into a cave. The exit of the cave extends horizontally for approximately 15 meters, with its silhouette resembling that of Pikachu, which is a distinctive aspect of this location. Marine life commonly observed here includes species such as the glassy sweepers, golden sweepers, violet-lined anthias, garden eels, lionfish, and various other fish like the Taiwan shad and pygmy seahorses.
Emperor’s Chair
Emperor’s Chair, located off the Ishigaki Peninsula, is an advanced dive site with depths ranging from 20 to 40 meters. The site is characterized by strong currents and a prominent bill-shaped root structure. Divers can expect to encounter a variety of marine life, including schools of butterflyfish, dogtooth tuna, Napoleon fish, manta rays, and pygmy seahorses. This site is particularly suited for experienced divers due to its challenging conditions.
Gina
Gina, located on Aka Island in Okinawa, features a maximum depth of 18 meters and is characterized by calm currents, making it suitable for divers of all experience levels. The site is known for frequent sightings of green turtles, with manta rays occasionally appearing during the summer months. The underwater landscape includes coral shelves and is populated by schools of goatfish, blue tangs, and sparrowhawks, contributing to a diverse marine environment.
Ginowan Marine Center
The Ginowan Marine Center is an outdoor training facility located in Ginowan city, Okinawa. It features two distinct pool areas for diving training. The shallow water section has a depth of 1.2 meters and spans 25 meters in length, equipped with five or more lanes. The deep water section exceeds 3 meters in depth. As it is a pool environment, there is no marine life present. This facility is also suitable for freediving training. Additionally, a farmers market is located adjacent to the center.
Gorilla Chop
Gorilla Chop, located at Sakimotobu Beach in Motobu Town, is a shore dive site known for its calm conditions even during the winter months when northern winds prevail. This site attracts many divers, particularly in winter, due to the presence of macro marine life such as frogfish, ornate ghost pipefish, and nudibranchs. Other species commonly observed include giant frogfish, banded sea kraits, cuttlefish, tonguesole, clownfish, damselfish, lionfish, octopus, boxfish, and trumpetfish. Facilities at the site include showers and restrooms, although hot water may not always be available. Parking is accessible from 8:30 AM, and facilities open at 9:00 AM.
Gorilla Chop
Gorilla Chop is a dive site with a maximum depth of 15 meters (50 feet), making it suitable for novice divers. The site features a rock formation resembling a gorilla and offers diverse marine life and coral structures. Entry is from the shore.
Goto Islands
The Goto Islands consist of over 140 islands located approximately 130 km west of Nagasaki, accessible by boat in about 90 minutes. The intricate coastline offers numerous diving locations. The area is influenced by the Tsushima Current, resulting in a rich marine environment with dense fish populations. Divers can observe a variety of marine life, including large migratory species such as yellowtail and bluefin tuna, as well as schools of colorful fish like sea bass and big yellowtail. The underwater landscape features both colorful corals and soft corals, enhancing the diving experience.
Green Rock
Green Rock is a dive site featuring a rocky reef structure with depths ranging from 10 to 25 meters. Expect to see a variety of marine life, including coral, small fish, and possibly larger species near the drop-offs. Ideal for both beginner and intermediate divers.
Hamahiga Beach
Hamahiga Beach, situated on Hamahiga Island within Uruma City, Okinawa Prefecture, features a man-made beach characterized by its white sand and clear, shallow waters. This site is suitable for snorkeling and is known for its diverse marine life, including small tropical fish such as snappers and bears, along with nudibranchs, starfish, and gobies inhabiting the coral reefs. The beach serves as a convenient entry point for various marine activities, making it a family-friendly location.
Hammerhead Rock
Hammerhead Rock is located at a depth of 35 meters, characterized by vertical rock formations that rise dramatically from the seabed. This site is known for the high likelihood of encountering schools of hammerhead sharks. Divers may also observe large pelagic species, including bluefin tuna, bluefin trevally, barracudas, and bigeye trevally. Occasionally, marlin tuna, whale sharks, and dolphins can be spotted in the area. The entry to this dive site is from the shore.
Hanare Beach
Hanare Beach Mae, located in Awaren, Tokashiki Village, offers a shallow dive site with depths ranging from 3 to 8 meters. The area is characterized by calm waters and minimal current, making it suitable for beginners and those snorkeling. The sandy bottom is interspersed with coral roots, providing habitat for various marine life. Notable species include schools of snappers, scorpionfish, ribbonfish, bigeye, yellow snappers, clownfish, spiny dogfish, and goatfish. The site is easily accessible from the shore.
Hanazawa Drop
Hanazawa Drop, located in Yonehara, Ishigaki, features a notable drop-off at a depth of 22 meters. The site is characterized by a small root that provides habitat for various marine life, including scorpionfish, ribbonfish, and shrimp, which are often cleaned by bluefin groupers. The area is known for its rich macro life, including scarletts, red-shimmer shrimp, and blue-spotted shrimp, as well as rooted fish such as blue-ringed and Kerama snappers. With generally calm currents, this dive site is suitable for both beginner and intermediate divers.
Hateruma Island
Hateruma Island is located south of Iriomote Island and is accessible by ferry from Ishigaki Island or Iriomote Island for diving. All dives at this site are conducted from boats. The island is known for its exceptional water clarity, which can exceed 50 meters, and features stunning blue waters over pure white sand. The northwest shore has numerous sandy areas, while the east shore offers drop-offs and opportunities to see large migratory species. Divers can expect to encounter a variety of marine life, including high-density populations of small fish around sandy coral, kelpfish, flying fish, and seahorses. Additionally, migratory fish such as bluefin and yellowfin tuna, as well as sharks like white and red hammerhead sharks, and various rays including eagle rays and stingrays, can also be observed.
Hidenchigama
Hidenchigama is characterized by its undersea limestone caves, located approximately 1km from the Torijima fishing port on the island's west side. The entrance to the cave is situated at a depth of 35 meters, allowing for access only to divers with technical training due to the complexity of internal penetration. Inside, divers can observe unique formations resembling chandeliers and curtains made of bell limestone. The cave is home to various marine species, including rare shrimps and crabs, as well as spiny dogfish. Notably, a new species of prawn was identified in 2011. Outside the cave, divers may encounter schools of Kingfish, southern groupers, and butterflyfish.
Iki Island
Iki Island, situated in the Genkai Sea, spans 17 km from north to south and 14 km from east to west. The island's underwater environment is characterized by vibrant soft corals and a variety of seaweeds. The currents bring in plankton, which attracts numerous fish species. In the fall, divers can observe large schools of yellowtail, flathead mackerel, groupers, and stingrays, along with the occasional sighting of Etisian jellyfish during winter months. Additionally, there are notable megaliths in the area that appear to have been shaped by human activity, adding an intriguing element to the dive experience.
Imazuni
Imazuni is a well-known dive site located on the northern side of Kume Island, accessible via a short shore entry. The site is characterized by its diverse marine life, including migratory species such as bigeye trevally and bluefin tuna, as well as larger fish like pike and Napoleon wrasse. The underwater landscape features vibrant corals, including the brightly colored floundering flounder, red-headed flounder, snapper, and grouper. This site offers a unique opportunity to observe a variety of fish in their natural habitat.
Inan South
Inan South is a shore entry dive site located at coordinates 26.367700, 127.723200. The depth ranges from 5 meters to 18 meters, making it accessible for snorkelers and novice divers. The site is characterized by a lack of current, allowing for a relaxed diving experience. It is particularly noted for its diverse population of anemone fish, along with sightings of garden eels and rare goby species. Divers should remain cautious of rock fish that may be concealed in the sandy areas.
Iriomote Island
Iriomote Island, often referred to as the 'Galapagos of the East,' features a diverse underwater ecosystem alongside its lush terrestrial environment. The island is predominantly covered by virgin forest and includes mountains that rise between 300 to 400 meters. The surrounding waters are home to a variety of marine life, including pelagic species such as dogtooth tuna, yellowfin reef sharks, and toothfish. Divers can explore unexplored coral gardens and encounter a range of reef fish, as well as the possibility of spotting manta rays. The site is known for its macro photography opportunities, particularly in areas like Manjushimodoki and Nishikiteguri. Entry to the dive site is from the shore, providing easy access to the underwater features.
Iriomote Tokakinsone
Iriomote Tokakinsone is a notable dive site characterized by its 15-meter deep mountainous structure, making it suitable for drift diving. Divers can expect to encounter large schools of barracuda, bigeye jacks, and isomaguro (dogtooth tuna). The site also hosts various marine life, including sea stars, butterflyfish, and sea turtles. While beginners are welcome, they should be aware of the potential for strong currents in the area.
Ishikiri
Ishikiri is primarily known for macro diving, especially during the winter months when a variety of macro species can be observed. The site requires a shore entry, but the access point can be challenging due to poor footing, making it difficult to enter when there are waves. There are no parking facilities or amenities, which can make it tough for less experienced divers. Notable marine life includes the rare Nakamoto's pygmy goby, frogfish, cuttlefish, and various nudibranchs. The water temperature typically drops below 25 degrees Celsius from November to March, which correlates with an increase in macro species sightings.
Jitsuru
Jitsuru, located near Tokashiki Island in the Keramas, is suited for intermediate to advanced divers. The site features drift diving opportunities with notable tidal flow. Divers can explore drop-offs and coral reefs that are home to a variety of marine life, including bluefish, mudfish, snappers, pygmy seahorses, and frigate shrimp. The underwater landscape is enhanced by rich topography, providing a habitat for Gurukuns and large nebulibusca, as well as vibrant sea fans, making it a visually appealing site for underwater photography.
Kadena North Steps
Kadena North Steps is located in central Okinawa and features a beach entry. The dive site reaches depths of up to 20 meters, with an average depth of around 10 meters. The sandy bottom is calm and supports a variety of marine life, including symbiotic gobies, various crustaceans, pufferfish, dogtooth scorpionfish, and longnose hawkfish. Additionally, divers may encounter butterflyfish, schools of dolphinfish, and seasonal nudibranchs among the vibrant soft corals, making it suitable for both novice and experienced divers.
Kaiho Sports Club
Kaiho Sports Club, located in Shinkawa, Ishigaki, serves as a swim and training facility. It is recognized for hosting various freediving events, including the Pool Freediving CUP scheduled for April 13, 2024. While it is primarily focused on swimming and fitness, it does not function as a dive site for marine exploration. For diving experiences and marine life observation in Ishigaki, divers are encouraged to seek out other dedicated dive locations or specialized dive shops in the area.
Kamekichi
Kamekichi, located on Gishibu Island in Okinawa, is recognized for its frequent sightings of green and hawksbill turtles. The dive site features coral reefs that are home to large schools of bigeye snappers and various tropical fish species, including clownfish and white tip clownfish. The shallow areas are suitable for beginner divers, while stronger tidal zones may provide opportunities to encounter larger fish. The site is accessed via shore entry.
Kamigu
Kamigu, located in the northeast of Tokashiki Island, features the clear waters characteristic of the Kerama Islands. The site is home to diverse coral colonies, including kikka, eda, and hamago, set against a backdrop of white sandy bottoms. The maximum depth reaches 25 meters, with gentle tides making it suitable for divers of all experience levels. Access to Kamigu is primarily by boat, accommodating various diving preferences. Marine life includes snappers, butterflyfish, garden eels, gobies, clams, nudibranchs, and the possibility of encountering green turtles or Napoleon fish.
Kamigusuku
Kamagusuku is located on Tokashiki Island within the Kerama Islands and features a unique topography ideal for divers. The site includes a series of crevices between the reefs, providing an opportunity to explore varied underwater formations. During the summer months, sunlight penetrates the terrain, creating striking light effects. Divers may encounter green sea turtles, along with a variety of marine life such as anthias, clownfish, and various species of moray eels. The site is particularly recommended for those who appreciate geological formations and diverse marine ecosystems.
Kamiyama Labyrinth
Kamiyama Labyrinth is located south of Kamiyama Island in the Chibishi Islands, approximately 30 minutes by boat from Naha. The site is characterized by its labyrinthine underwater topography, featuring swim-throughs and caves. The depth ranges from 5 to 15 meters, making it suitable for beginner to intermediate divers. Marine life commonly observed here includes green sea turtles, various clownfish species, and other fish such as the blue-green chromis and the red snapper.
Kamiyama North
Kamiyama North, located in the northern region of Kamiyama Island within the Kerama Islands, is accessible by boat from Naha in approximately 20 to 30 minutes. The site is characterized by clear waters and a diverse array of marine life, including bigeye sparrowhawks, blue-spotted and blue-ringed trevally, sea turtles, kobushi, monkfish, dwarf gobies, and anemone shrimp. This location is particularly noted for its vibrant coral reefs, making it a prime spot for observing various fish species.
Kanokawa Nakanose
Kanokawa Nakanose, located on southern Iriomote Island, features calm currents and reaches depths of up to 30 meters. This site is known for its seasonal manta ray sightings, particularly from winter to spring. The underwater landscape includes vibrant coral gardens, home to a variety of marine life such as dogtooth tuna, barracuda, and bigfin reef jacks. During the summer months, divers can observe schools of snappers, mud rays, and barracudas. The entry to this dive site is from the shore, making it accessible for divers looking to explore its rich biodiversity.
Kin Red Beach
Kin Red Beach, located in Kanatake, Okinawa, is a sheltered dive site that remains calm throughout the year, making it suitable for divers of all levels, particularly beginners. The underwater terrain consists of shallow sandy and muddy areas, which are ideal for macro photography. Although visibility can be limited, the site is renowned for its diverse marine life, including a variety of nudibranchs, monoceros shrimp, anemone shrimp, frogfish, leaf eels, and swallow fish, especially around artificial structures. This site is particularly favored by those interested in critter spotting.
Kinmenone
Kinmenone is a shore dive site located at coordinates 24.254200, 124.021500. The site features a depth of approximately 17 meters with minimal water flow, making it suitable for beginner divers. The main attraction is a root structure that hosts a significant school of yellow-flanked coral reef fish, creating a dense presence of marine life. Divers can also encounter various carnivorous species, including large groupers, which frequent the area. In addition, the sandy regions may reveal garden eels, while other species such as butterflyfish and snappers are also present. Occasionally, honeycomb moray eels can be spotted, along with smaller creatures like clownfish, nudibranchs, and shrimp.
Kohamajima Island
Kohamajima Island is a small island located east of Iriomote Island, with a circumference of approximately 16 kilometers. The surrounding waters, particularly the Yonara Waterway, are home to around 400 species of colorful corals, including table corals and eda corals. Divers can observe a variety of tropical fish in this area. Notably, there are specific locations within the Yonara Waterway where manta rays can be encountered. The marine life also includes Ryukyukicka corals, eels, scorpionfish, and giant scorpionfish, which are known to prey on smaller fish. During the spring season, the spawning activity of bobwhites is prominent. The site is accessible via shore entry.
Kohri Zampa
Kohri Zampa, translating to 'broken lingering waves' in the Okinawan dialect, is a dive site with a notable drop-off reaching depths of 40 meters. Divers typically begin their exploration on the north side of two wash rocks. The dive route allows for a journey through a series of coral formations resembling Babel towers, starting in shallow waters, passing through two distinct arches, and returning to shallower depths. The site is characterized by light filtering through the arches, creating a unique visual experience. Marine life sightings may include Napoleon fish, Nemuribuka, stingrays, and sea turtles. Commonly observed species include Smilax longfin snappers, along with various other fish such as sparrowhawks, gobies, wrasse, butterflyfish, and sea otters. Seasonal rarities like Cinderella nudibranchs and shrimp may also be encountered.
Koino Ura
Koino Ura is located in Fukutsu City, providing access to the Genkai Sea. This dive site is particularly suitable for beginners due to its easy shore entry and exit. The area is known for sea turtles that come to nest in July. Divers can encounter a variety of marine life, including scorpionfish, stingrays, mackerel, snappers, sunfish, flatfish, and yellowfin reef sharks. From winter to spring, various nudibranchs can also be observed.
KRM
KRM is located on the Kerama Islands, approximately 40 km west of Naha. This dive site is characterized by its clear 'Kerama blue' waters and diverse marine life, including sea turtles, butterfly fish, and tuna, which can be observed year-round. The site offers a variety of diving experiences, from calm bays to drift dives in open waters, making it suitable for divers of all levels. Notably, spider spawning occurs during the winter to spring months, while juvenile fish schools are prevalent in the summer to fall seasons. The entry to the site is from the shore, providing easy access for divers.
Kuefu Island North
Kuefu Island North is part of the Chibisi group, which includes Kamiyama Island and Naganu Island, situated approximately 10 kilometers west of Naha City. The site is accessible via shore entry. Divers can expect to encounter a variety of marine life, including juvenile tens, stingrays, and red pine scorpionfish. The area is also home to red clams and a diverse range of invertebrates such as nudibranchs and sea snails. During the winter months, humpback whales can often be spotted from boats in the vicinity, migrating through the waters.
Kujyukushima Islands
The Kujyukushima Islands, located in Nagasaki Prefecture, comprise a sea area with a high concentration of islands, extending 25 kilometers north of Sasebo Port. This dive site can be categorized into the nearby Kujuku Islands area and an expedition area. Divers can expect to encounter a diverse range of marine life, including various nudibranchs such as Sea Slug Nudibranchs and Sessile Nudibranchs. Other notable species include Leaf Shrimps, Blue Ribbon Fish, Blue Ribbon Goby, Squid, and Crabs. The entry to the dive site is from the shore, providing access to these rich underwater ecosystems.
Kumanomi Paradise
Kumanomi Paradise is located approximately 5 minutes by boat from Maeganeku Port in Onna Village, Okinawa. This dive site is notable for its diverse marine life, featuring all six species of clownfish found in Japan. In addition to the clownfish, divers can observe garden eels, various sand-dwelling creatures, and symbiotic gobies, including screw-tailed and Yasha gobies. The site provides an excellent opportunity for anemonefish enthusiasts to explore a rich underwater ecosystem.
Kurima Beach
Kurima Beach, located on Kushima Island in Miyako, features a gentle sandy slope that reaches depths of approximately 6 meters. The area is characterized by coral heads and is home to a variety of marine life, including devilfish and clownfish. The site is accessible from the shore, making it suitable for beginner divers, training sessions, and night dives. It is generally diveable throughout the year, with the exception of periods of strong northerly winds.
Kuroshima Nakamoto Cave
Kuroshima Nakamoto Cave, located on Kuroshima Island in Okinawa, features depths ranging from 10 to 23 meters and is characterized by gentle currents, making it suitable for beginner divers. The cave's unique topography and light conditions create an environment rich in marine biodiversity. Notable species include red clownfish, longnose dolphinfish, blue-spotted booby gobies, and various crustaceans such as the orangutan crab. This site provides an opportunity to explore both the stunning underwater landscape and the diverse marine life it supports.
Kuroshima North Twin Rock
Kuroshima North Twin Rock is characterized by two prominent sea-exposed rocks and features a steep drop-off reaching depths of 50 meters. The site is notable for its diverse marine life, including large schools of migratory fish such as dogtooth tuna and bluefin tuna, as well as vibrant populations of snappers and goatfish. Additionally, divers may encounter turtles, sharks, and unique macro life such as Montski Frogfish and Pygmy Seahorses, making it suitable for divers of all experience levels.
Kuroshima South
Kuroshima South is located on the southern side of Kuroshima in the Kerama Islands. This dive site features a beautiful coral reef and is known for potential manta ray sightings, particularly from October to November when the Nan'you manta may be observed feeding at the surface. While currents can be present, they are generally mild, making this site accessible for beginner divers. The reef is home to various marine species, including schools of grunts and anthias, as well as other fish such as the blue-green chromis, sleepy cod, and various types of clownfish. Encounters with sea turtles and ribbon eels are less common.
Kuroshima V-Drop
Kuroshima V-Drop is located in Kuroshima, Taketomi Town, Okinawa Prefecture. This dive site features a dynamic drop-off with a distinctive V-shaped reef formation. The depth ranges from 5 meters to 30 meters, providing a habitat for various marine life. Divers can expect to encounter schools of manta rays, sea turtles, and migratory fish, particularly during the winter months. Along the drop-off, large schools of yellowtails and blue tangs are commonly seen, while the topography is home to longnose hawkfish and violet sea otters. Nudibranchs and lobsters can be found among the rocks, adding to the site's biodiversity.
Kyam Misaki
Kyam Misaki, located near Kyabu Cape Lighthouse in Okinawa, features dramatic topography with 30-meter cliffs. This dive site can be accessed from the shore and includes various underwater formations such as arches, caves, and crevices. Divers can expect visibility ranging from 20 to 30 meters, with opportunities to observe a variety of marine life including migratory fish, sea turtles, nudibranchs, and large tropical species like mud rays and tropical fish. The underwater landscape also includes drop-offs and tunnels, making it a diverse environment for exploration.
L Arch
L Arch, located on Irabu Island, features a prominent L-shaped arch that descends to depths of 35 meters. This site is suitable for intermediate divers and above, offering opportunities to encounter various marine species including giant jacks, dogtooth tuna, rays, and sharks. Additionally, macro life such as pygmy seadragons, nudibranchs, and gobies can be found in the nearby Warp Hole cave, which is characterized by dynamic underwater topography.
Legare-J Underwater Studio
Legare-J Underwater Studio, located in Ginoza, Okinawa, serves as an innovative underwater photography venue. This site is designed to accommodate non-swimmers and features an underwater studio equipped with night lighting and sound capabilities. It is suitable for various creative activities, including events, photoshoots, and commercial photography. The entry to the site is from the shore, making it accessible for divers and photographers alike.
Lighthouse
Lighthouse, located under the Lighthouse in Abaren on Tokashiki Island, Okinawa, features a varied underwater landscape with clear visibility. The site includes drop-offs, caves, and an array of soft corals. Marine life is abundant, with sightings of green turtles and schools of snapping turtles. The dive site is primarily suited for intermediate divers, although beginners can participate in calmer conditions. Divers can explore a crevasse past a small rock base, where red lionfish, blue-spotted coral, kokuhan arabesque, table corals, and various reef fish can be observed.
Maeda Kikumaru Buoy
Maeda Kikumaru Buoy, located in Onna Village, Okinawa, is a boat-entry dive site situated near the well-known Blue Cave. The site is characterized by clear waters and a diverse array of marine life, including large schools of blue corals and black anemonefish. Divers can expect to see turtles throughout the year, along with seasonal schools of crucian carp during the summer months. The area also hosts various macro life, such as shrimp, crabs, and juvenile leatherback turtles.
Maeda Point
Maeda Point is a popular dive site near Okinawa Island with depths ranging from 6 to 18 meters (20 to 60 feet). Divers can expect to see various marine life, including lionfish, clownfish, batfish, and octopuses. Visibility is typically around 20 meters (70 feet), but conditions can be rough on some days, so check before diving.
Maeda Sentan
Maeda Sentan, located at the tip of Cape Maeda in Onna Village, Okinawa, features a dive site that reaches depths of 16 meters. The area is characterized by long, narrow roots that support a variety of reef life within a well-preserved ecosystem. Divers can observe schools of snappers and goatfish, along with reef species such as clownfish and butterflyfish. Additionally, macro life including nudibranchs and crustaceans can be found, as well as occasional sightings of turtles and jacks. The site is less frequented than the nearby Blue Cave, providing a tranquil diving experience.
Makiminato
Makiminato is a shore diving site located in Urasa City, Okinawa. Access to the site is convenient, with parking available along the coast and a staircase leading directly to the entry point. Divers can follow a guideline that extends out to the reef. The area is known for its beautiful soft corals, and during the winter months, there is an abundance of macro marine life. Commonly observed species include nudibranchs, banded sea snakes, clownfish, gobies, surgeonfish, pufferfish, butterflyfish, wrasses, damselfish, octopuses, and cuttlefish, particularly near the soft corals and sandy areas. The site is suitable for relaxed diving, with night dives recommended for observing crustaceans.
Manta City Point
Manta City Point, located near Kabira-Ishizaki on Ishigaki Island, is recognized as a prominent cleaning station for manta rays. The dive site features depths ranging from 5 to 25 meters, making it accessible for divers of all experience levels. In addition to manta rays, divers can encounter various marine species including turtles, Napoleon fish, giant cuttlefish, gurukuns, and other large fish. Access to the site is via boat, providing a convenient entry point for divers.
Manta Ray Scrumble
Manta Ray Scrumble is situated on the northwest side of Ishigaki Island and is renowned for its high frequency of manta ray encounters. Accessed by boat within 10 to 15 minutes, the dive site features a depth range of 10 to 20 meters. The site includes a small underwater hill that serves as a cleaning station for manta rays, which typically swim at depths of 5 to 10 meters, making it possible to observe them while snorkeling. In addition to manta rays, divers can also find clownfish, which spawn periodically and protect their eggs, as well as flounder, red snapper, and pike. Macro life such as snail crabs can also be spotted in this area.
Manzamo
Manzamo, located in Onna Village, Okinawa, features a vertical dive known as Manza Dream Hole, which ranges from depths of 5 meters to 30 meters. This site is characterized by its unique topography and is home to a variety of marine life, including clownfish, snappers, and alewife’s toothfish. Divers can also observe an array of macro life such as nudibranchs, anemone crabs, and isopod crabs, making it a year-round destination for both novice and experienced divers. The entry to the site is from the shore.
Marine Lake
Marine Lake, located on Shimoji Island in Okinawa, is a distinctive dive site that connects to the ocean through underwater passages. This site is appropriate for both beginner and intermediate divers. It features a cave route that leads to a surface pond, where beams of light penetrate the ceiling, creating a unique visual effect. The marine life includes red lionfish, southern moray eels, and Japanese parrotfish found in the caves, along with small freshwater fish, shrimp, and various brackish-water species in the pond's freshwater area.
Mermaid’s Grotto
Mermaid’s Grotto, also known as Apogama, is located in Onna Village, Okinawa. This site features a prominent natural cave characterized by a heart-shaped hollow. The dive reaches depths of up to 35 meters and includes a network of underwater tunnels and arches that create interesting topographical features. Divers can expect to encounter a variety of marine life, including lance fish, yellowfin seabream, dogtooth tuna, giant trevally, lobsters, nebrids, and the occasional sighting of turtles or barracudas. The entry to this site is from the shore.
Michelin Mishiragi
Michelin Mishiragi is characterized by its varied underwater landscape, featuring half drops, arches, and crevices. The site is home to large sea fans and isobranchs, which provide shelter for goatfish. Notable marine life includes large species such as giant trevally, Napoleon wrasse, and giant grouper. Divers may also encounter Bumphead grouper, sea turtles, and occasionally, seasonal rarities like frogfish and pygmy seahorses. Commonly seen species include Pseudobagrus ichikawai and Scorpionfish, along with various wrasses, butterflyfish, and sea otters. The dive site is accessible from the shore.
Mini Grotto
Mini Grotto, located on Shimoji Island in Okinawa, features a cave dive characterized by an underwater tunnel that leads to a concealed pond. The maximum depth at this site is 20 meters, making it accessible for divers of all experience levels. Natural light illuminates the cave, enhancing visibility. The return path includes a notable landmark known as 'Bent’s Mark,' which adds an element of exploration. Marine life at Mini Grotto includes horse mackerel, snappers, and various sand-dwelling species such as sea eels and seahorses, along with mimic species like razor fish and armadillo fish.
Miyagi Channel
Miyagi Channel is located four minutes east of Tobara Port and features a deep cut between Miyagi and Heianza Islands. The mooring is situated at a depth of 8 meters, with depths exceeding 30 meters accessible for divers. Visibility typically ranges from 20 to 30 meters, and can improve under favorable conditions, making it suitable for experienced divers. The site is characterized by diverse coral formations and offers opportunities to observe larger marine species at depth. Near the mooring area, schools of goat fish are frequently spotted.
Mizugama
Mizugama, located in Kadena, Okinawa, is a dive site accessible year-round from the shore. The site features a sandy bottom with depths reaching up to 10 meters, making it suitable for beginner divers, while also offering deeper drop-offs for more advanced divers. The underwater landscape includes lush soft corals and a notable underwater cave. Marine life at Mizugama includes clownfish, Yasha gobies, frogfish, and various shrimp species such as suzakusakura and cubensis. The site remains diveable even in conditions with north winds.
Mogurin
Mogurin, located in Onna Village, Okinawa, features depths ranging from 5 to 30 meters, making it suitable for beginner divers. The site is known for its diverse marine life, including butterflyfish, clownfish residing in giant anemones, and resting white tip sharks near the drop-off. Additionally, divers may encounter snappers, whiptail shrimp, glass gobies, and larger species such as green turtles. This site serves as a quieter alternative to the more frequented Blue Cave.
Nagannu North
Nagannu North is located approximately 30 minutes by boat from Naha, situated to the north of Nagannu Island in the Chibishi Islands. This dive site features a drop-off along which divers can explore. The reef is home to various fish species, including Anthias and Butterflyfish, while the deeper waters host larger pelagic species such as Bluefin Trevally and Grey Reef Sharks. Additionally, divers may encounter Green Sea Turtles, Clownfish, and several types of rays, including the Spotted Eagle Ray and Manta Ray. The site offers a diverse marine ecosystem, making it suitable for divers seeking to observe a variety of marine life.
Nagannu South
Nagannu South is located on the southern side of Nagannu Island, approximately 30 minutes by boat from Naha. This dive site features a mix of coral and sandy bottom, providing a relaxed diving experience. The depth ranges from 5 to 20 meters, making it accessible for divers of various skill levels. Marine life commonly observed here includes green sea turtles, clownfish, and various species of wrasse. Additionally, divers may encounter spotted eagle rays and sleepy sharks on occasion.
Nagura Coral Garden
Nagura Coral Garden, located in Nagura Bay on Ishigaki Island, is recognized for its exceptional coral diversity and density. The site features a variety of coral formations, including table corals, and is characterized by calm currents and clear waters, making it suitable for divers of all experience levels. The optimal time for diving here is from May to October, when visibility is at its best. The marine life includes species such as sparrowhawks, red-eyed gobies, mangroves, and Mikazuki shrimp, all thriving among the coral reefs and sandy areas.
Nakachiburu
Nakachiburu, located near Tokashiki Island in the Kerama Islands, is a dive site suitable for beginners with a maximum depth of 10 meters. The underwater landscape features a mix of sandy patches and roots. Divers can observe scorpionfish hiding in crevices, while clownfish inhabit purple anemones. The site experiences low currents, making it ideal for night dives. Notable marine life includes red bee gobies and turmeric snails, along with various symbiotic crustaceans.
Nakanoshima Channel
Nakanoshima Channel, located on Shimoji Island in Miyako, features depths ranging from 5 to 25 meters with generally calm currents, making it accessible for divers of all experience levels. The site is characterized by a network of crevasses, arches, and tunnels that create impressive light patterns on clear days. Marine life includes clownfish, snappers, nudibranchs, crabs, shrimp, juvenile jawfish, and Ovicennia japonica, providing a rich macro environment for exploration.
Nakanoshima Hole
Nakanoshima Hole, located on Irabu Island, features a unique underwater topography where divers enter at a depth of 5 meters and descend into a 25-meter deep hole. This site is characterized by notable light and shadow contrasts. It faces the open ocean, which can result in strong currents, making it more suitable for intermediate to advanced divers. Marine life commonly observed here includes schools of red clownfish, passing manta rays, pygmy seahorses, Nichirin datydids, nudibranchs, clownfish, and southern scorpionfish.
Nakayukui
Nakayukui, derived from the Okinawan dialect meaning 'a break', is characterized by its coral reefs and white sandy bottom. The site typically has minimal current, making it suitable for relaxed diving experiences. Divers can observe a variety of fish species and green sea turtles on the reef. During winter months, the sandy areas are particularly rich in macro life, providing excellent opportunities for observation. This site is recommended for those looking to enhance their skills or engage in leisurely biological observation.
Nami no ue Seaside
Nami no ue Seaside is located at Umino-Umizura Park in Naha, approximately 15 minutes from the airport. This site features a calm bay with a depth of 5 to 6 meters, making it suitable for beginners and families. The area is equipped with changing rooms, hot showers, and lockers, providing a safe environment for diving and snorkeling. Marine life includes tropical species such as sparrowhawks, clownfish, horned fish, and butterfly fish, along with the rare Western Hemigrammocypris.
Naruhodo The Cave
Naruhodo The Cave, located in Shimojishima, Miyakojima, is a dive site that reaches a depth of 15 meters and is suitable for beginners. The site features a unique doughnut-shaped structure, with sunlight filtering through cracks in the ceiling, enhancing visibility. Divers can observe a variety of marine life, including red clownfish, dolphinfish, nudibranchs, anemonefish, and snappers both inside and outside the cave.
Nishibama
Nishibama, located on the west side of Aka Island in the Kerama Islands, is a notable dive site accessible from the shore. The area is known for its diverse marine life, including close encounters with groupers and a variety of colorful fish such as yellow-flanked snappers, Keramana flounders, and Debus damselfish. The coral formations are visually striking, providing habitat for species like red-eyed shrimps, Shiroboshi seagull shrimps, and blue-eyed angelfish. This site offers a rich underwater experience for divers exploring the vibrant ecosystem.
Nita Cave
Nita Cave, located on Zamami Island, features a complex underwater landscape with various caves and tunnels illuminated by natural light. This site is characterized by the presence of large schools of longnose hawkfish, along with other marine species such as shrimp, crabs, and moray eels, which can be found among the rocky terrain. The dive site is suitable for intermediate divers, offering unique visual experiences with light curtains and blue cave formations. The entry to the site is from the shore.