Kohamajima Island offers reef and drift diving in the Kabira Area of Japan. The site features depths between 5 and 18 metres, averaging 12 metres, with visibility ranging from 15 to 30 metres. The reef structure consists of Eda, table, and Ryukyukicka corals. Divers can expect to encounter a variety of reef fish and invertebrates typical of the region. Currents are variable, requiring attention during dives. Access is by boat only, and the site is suitable for beginners. Facilities including air fills, equipment rental, and guided tours are available. Divers should be aware of jellyfish, sharp coral, and shifting currents.

Yonara Channel is a drift dive site located in the Kabira Area of Ishigaki Island, Japan. This reef site features terrain extending from the shallows to a maximum depth of 24 metres. Due to the strong currents that define the area, this site is strictly for advanced divers. Access is exclusively by boat, and divers must coordinate entry and exit points with the boat captain to manage the flow effectively. Conditions vary significantly, and divers should be prepared for changing visibility. As a drift-focused environment, precise timing and buoyancy control are essential for navigating the reef structure safely.

Kuroshima V-Drop is a wall and drop-off site in the Kabira Area where the reef edge descends sharply from 5 metres to depths of 30 metres. This topography provides a clear view of the wall face, with visibility ranging from 15 to 30 metres. While the site is suitable for beginners, who should remain in the shallower 5 to 12-metre section, divers must be prepared for moderate currents and potential thermoclines that can cause water temperatures to drop by 2 to 3 degrees Celsius. Boat access is required for all entries due to the rapid drop-off and variable current conditions. Always consult your operator regarding current strength before descending.

Panari Big Corner is a drift reef dive located 1500 metres from the shore in the Kabira Area. Divers typically explore this site at depths between 7 and 15 metres, with an average depth of 12 metres. Visibility ranges from 20 to 30 metres. The site is suitable for beginners, though it features moderate currents that can strengthen, requiring divers to stay close to their guide. Boat access is required, and divers must be cautious of active boat traffic by using a delayed surface marker buoy. The habitat supports a variety of reef fish and invertebrates typical of the region.

Kinme is a sheltered reef site located in the Kabira Area of Ishigaki Island. Reaching a maximum depth of 18 metres, the site features mild currents, making it a suitable choice for beginner divers. Access to the reef is exclusively by boat. Divers can explore the reef structure and sandy patches, which provide a variety of habitats. Water temperatures at this location range from 23 to 30 degrees Celsius throughout the year. As visibility can vary, it is recommended to check current conditions with a local dive operator before planning a visit.

Three Rocks is a reef and pinnacle site located 150 metres offshore in the Kabira Area of Ishigaki Island. Suitable for beginners, the site features depths ranging from 3 to 17 metres with an average of 8 metres. Divers and snorkellers encounter mild currents and visibility between 5 and 15 metres. The topography includes overhead swim-throughs and sharp coral structures. Species recorded around this area include ribbon eels, coral groupers, anemonefish, and various wrasses. Boat access is required, and night diving is available. Divers should exercise caution regarding boat traffic, rip currents, and sharp coral edges while maintaining awareness of their surroundings.

Phantom Island, also known as Hamashima, is a crescent-shaped sandbar in the Kabira Area that emerges only during low tide. Located within the Sekisei Lagoon, this site offers shallow coral gardens suitable for beginners. Snorkelling takes place in depths ranging from 1 to 10 metres, with an average depth of 5 metres. Access is by boat, as the site is approximately 10 kilometres from the shore. Conditions are generally mild with visibility between 15 and 30 metres. Water temperatures fluctuate between 23C and 30C throughout the year. Facilities at the site include showers. Divers and snorkellers should be aware of sharp coral in the area.

Iriomote is a boat-access reef site located in the Kabira Area of Japan. The topography features a reef environment reaching depths of up to 18 metres. Divers can expect moderate currents, making it suitable for beginners who should remain close to their guide. The site supports a variety of reef fish and invertebrates typical of the region. Water temperatures range from 24C to 30C throughout the year. As this is a boat-only location, all equipment rental, air fills, and skipper arrangements must be confirmed with a dive operator prior to departure.