Nakachiburu is a sheltered reef dive located 2000 metres off Zamami Island. Suitable for beginner divers, the site features depths ranging from 5 to 14 metres with an average of 10 metres. Divers can expect mild currents and visibility between 10 and 20 metres. Access is by boat only. The reef structure includes sharp coral and rocks, requiring careful buoyancy control to avoid contact. Water temperatures fluctuate between 22 and 29 degrees Celsius throughout the year. Hazards include jellyfish in the water column, sharp coral, and stonefish resting on the substrate. Divers should exercise caution regarding placement of hands and knees and consult boat operators regarding current jellyfish presence.

Hanare Beach is a shallow reef site located 1000 metres off Zamami Island, Japan. Accessible only by boat, the site features depths ranging from 2 to 9 metres with an average of 6 metres. Visibility typically spans 10 to 25 metres, and the mild current provides comfortable conditions for beginners. The reef structure requires caution, as sharp coral and rocks are present. Snorkellers should remain vigilant for jellyfish when entering the water. Facilities including showers, changing rooms, and a dive shop are available nearby. Species recorded around this area include wrasses, Moorish idols, anemonefish, and various butterflyfish, though these are not confirmed at this specific site.

Aharen Beach on Zamami Island is a reef site suitable for both diving and snorkelling. Located within the Kerama Islands, this shore-entry site features depths ranging from 1 to 6 metres, with an average depth of 3 metres. Divers and snorkellers can explore the reef approximately 50 metres from the shore. Conditions are generally mild, with visibility reaching between 20 and 50 metres. Water temperatures fluctuate between 22C and 29C throughout the year. Visitors should be aware of boat traffic in the area. On-site facilities include parking, toilets, showers, changing rooms, a rinse station, equipment rental, a cafe, and a dive shop.

Crevasse is a reef site located 2000 metres off Zamami Island in the Kerama Islands. Accessible only by boat, the site features depths ranging from 8 to 16 metres with an average of 12 metres. Divers and snorkellers can expect mild currents and visibility between 10 and 25 metres. The topography consists of a reef structure that requires careful navigation to avoid sharp coral and sea urchins. Protective footwear is recommended, and divers should exercise caution when placing hands or feet on the reef. Typical dives last approximately 45 minutes. As there are no fixed facilities at this location, all boat and equipment arrangements must be confirmed with an operator in advance.

Hanari Island is an uninhabited islet located 500 metres from the shore of Zamami Island. This reef site features shallow waters with white sand patches and is accessible by both boat and kayak. The site is suitable for beginners, offering a snorkel rating of 4 out of 5. Conditions are generally mild with visibility ranging from 10 to 30 metres. Species recorded around this area include green sea turtles, various triggerfish, wrasses, and anemonefish. Divers and snorkellers should be aware of potential hazards including jellyfish, rip currents, sea urchins, sharp coral, and stonefish.

Tokashiku Beach Front is a sheltered shore dive on Zamami Island, Japan, featuring a reef that ranges from 2 to 6 metres in depth. With visibility typically between 20 and 30 metres, the reef layout is easily visible from the surface. The site experiences mild currents, making it suitable for beginner divers. Divers should exercise caution in the shallows, as stonefish, lionfish, sea urchins, and sharp coral are present. Protective footwear and reef gloves are recommended to prevent injury. On-site facilities include parking, showers, changing rooms, and toilets, providing a convenient base for shore entries.

Uminchu is an artificial reef located off Zamami Island, Japan, featuring a structure that descends to a maximum depth of 25 metres. The site is characterised by strong currents that require careful planning and coordination with surface support teams. Visibility at the site typically ranges between 10 and 30 metres. Due to the nature of the currents, this site is suited for intermediate divers. Access is exclusively by boat, and divers should consult with local operators regarding tidal shifts and current direction before entry. Water temperatures fluctuate between 22 and 29 degrees Celsius throughout the year.

Aharen Beach on Zamami Island is a reef site suitable for both diving and snorkelling. The area features depths ranging from 1 to 8 metres, with an average depth of 3 metres. The southern section, known as Area 2, provides deeper water and healthier coral structures compared to the main swimming zone. Access is via a shore entry, and conditions generally feature mild currents with visibility between 10 and 30 metres. Facilities at the site include parking, toilets, showers, changing rooms, a rinse station, equipment rental, a cafe, and a dive shop. Divers and snorkellers should be aware of potential hazards including jellyfish, sharp coral, and stonefish.