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.

Kanokawa Nakanose is a reef site located in the Kabira Area of Ishigaki Island. The reef structure extends from the surface to a maximum depth of 30 metres, allowing intermediate divers to navigate both shallow formations and a deeper slope. The site is accessible only by boat, and currents are generally mild. Water temperatures range from 24C to 29C throughout the year. Visibility can be variable, so divers should check local conditions before descending and plan depth profiles accordingly. As there are no fixed facilities at this location, confirm boat operator details and logistics locally prior to your trip.

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 Nakamoto Cave is a boat-access site located in the Kabira Area of Ishigaki Island. The topography features a reef system combined with a cave section, with depths ranging from 10 to 23 metres. While the site experiences mild currents, the presence of an overhead environment requires careful navigation and awareness of your position at all times. Visibility can vary significantly between dives, so it is recommended to consult with your operator regarding current conditions before entering the cave. This site is suitable for beginners, provided they maintain close proximity to their guide and adhere to safety protocols for overhead environments.

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.

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.

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.

Oganzaki Lighthouse offers a combination of cave and reef diving in the Kabira Area of Ishigaki Island. The site features depths ranging from 5 to 16 metres, with an average of 10 metres, making it suitable for beginners. Divers experience mild currents and visibility between 15 and 30 metres. Access is by boat, and divers must exercise caution due to potential surf and shore break during entry and exit. Protective footwear is recommended to avoid injury from sharp coral and rocks. Species recorded around this area include green sea turtles, reef manta rays, leaf scorpionfish, titan triggerfish, sea kraits, nudibranchs, ribbon eels, coral grouper, wrasses, and various anemonefish.