Official Aka Island guide covering ferry and high-speed boat access, crystal-clear seas, and sea-turtle-rich waters.
Calm Aka Island reef with turtles and coral shelves
Boat access makes a local operator the practical way to reach the site.
Gina on Aka Island, Okinawa, is a boat-access reef dive on the Kerama side of the island, known for coral shelves, calm currents, and a relaxed pace that suits beginners and mixed-skill groups. Green turtles are a regular highlight, hawksbill turtles are also reported, and summer may bring manta-ray encounters over an easy reef profile. Boat logistics are straightforward once you are on Aka Island, and the site works best as an unhurried reef dive rather than a high-energy drift.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
Up to 25m
Depth Note
Public guides place Gina around 18-25 m; 25 m is used as the conservative upper bound.
Best Season
Summer for manta rays; turtles are a regular draw year-round.
Typical Conditions
Minimal to calm currents.
Hazards, restrictions, and access requirements.
Safety Notes
Keep respectful distance from resting or feeding turtles.
Community notes to help plan your visit.
Scuba Diving
Boat-access reef with coral shelves and relaxed conditions for easy exploration.
Species commonly reported at this site, with direct links into their wildlife guides.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Official Aka Island guide covering ferry and high-speed boat access, crystal-clear seas, and sea-turtle-rich waters.
Aka Island operator page describing the Kerama Blue context, transparent water, colorful corals and fish, and seasonal turtles.
Know this site? Improve Spot Details.

A calm boat-access reef with rounded white coral colonies, mixed hard coral, and

Nishibama is a sheltered Aka Island beach dive with coral, fish, and turtles.

Beginner-friendly Kerama coral-garden dive off Aka Island.

Guide-only Zamami coral garden with turtles, clownfish, and shallow reef.