KRM is a reef and drift dive site located off Zamami Island in the Kerama Islands. This site requires boat access and is suited for advanced divers due to variable currents that can become strong. The topography features a reef environment with depths reaching 17 metres. Visibility at the site ranges from 12 to 30 metres. Water temperatures fluctuate between 22C and 29C throughout the year. Species recorded around this area include Green Sea Turtles, Titan Triggerfish, Clown Triggerfish, Day Octopus, Turkey Moray, Regal Angelfish, Broadclub Cuttlefish, Lunartail Grouper, various wrasses, Moorish Idols, Ijima's Sea Snake, Bluestreak Cleaner Wrasse, Rock Cod, and Lagoon Triggerfish.

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.

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.

Aka Beach on Zamami Island is a shallow reef and seagrass site located adjacent to Aka Port. With an average depth of 3 metres, it is well-suited for beginners and offers shore access. Divers and snorkellers can expect mild currents and visibility ranging from 10 to 30 metres. The site features seagrass beds where marine life is often present. Species recorded around this area include green sea turtles, clown triggerfish, titan triggerfish, day octopus, turkey moray, regal angelfish, broadclub cuttlefish, lunartail grouper, wrasses, moorish idol, Ijima's sea snake, Pacific orange-spine unicornfish, bird wrasse, and valentini pufferfish. Facilities at the site include toilets, showers, and changing rooms. Be aware of boat traffic and sharp coral.

Nishibama is a boat-access reef located 3000 metres off Zamami Island. The site features a reef structure extending from 8 metres to a maximum depth of 26 metres, with an average depth of 18 metres. Visibility typically ranges between 20 and 30 metres. While suitable for beginners, the site is subject to moderate to strong currents that can strengthen quickly. Divers should monitor conditions closely and remain near the boat. Full facilities, including showers, changing rooms, and rinse stations, are available at the departure point. Typical dive times are approximately 50 minutes.

Nishibama (Kitahama) Beach on Zamami Island features a combination of reef and seagrass habitats. Divers and snorkellers can access the site from the shore, with the best entry point located at the northern end of the beach. After swimming approximately 80 metres from the shore, visitors reach a drop-off. Depths at this location range from 5 to 26 metres, with an average depth of 26 metres. Conditions generally include mild currents and visibility between 30 and 50 metres. Facilities available at the beach include parking, toilets, showers, a rinse station, equipment rental, and access to guided tours.

Gina is a reef site located off Zamami Island in the Kerama Islands. Accessible only by boat, the site features a reef structure ranging from 5 to 18 metres in depth, with an average depth of 12 metres. It is suitable for beginners and snorkellers, offering manageable conditions with mild currents and visibility between 15 and 30 metres. Water temperatures fluctuate between 22 and 29 degrees Celsius throughout the year. Divers should check locally for boat operator details, as there are no fixed shore facilities at this location. A 3 mm wetsuit is recommended for warmer months, while a 5 mm suit is advised for cooler periods.

Tokashiki Lighthouse offers a diverse underwater landscape featuring reef, wall, and cave formations. Located 1000 metres from shore, the site is accessible only by boat and is suited for intermediate divers due to the overhead cave environment. Depths range from 5 to 14 metres with visibility between 20 and 50 metres in mild currents. Divers should exercise caution near the cave entrance and along the wall to avoid contact with sharp coral, sea urchins, and lionfish. The site is open year-round with water temperatures fluctuating between 22 and 29 degrees Celsius. Guided tours and equipment rentals are available through local dive shops.