Okinawa offers some of the most stunning diving spots in Japan, with options for beginners and experienced divers alike. From clear waters and vibrant coral reefs to dramatic drop-offs and underwater caves, the main island and nearby islands provide unforgettable underwater adventures.
Among all dive areas, the Kerama Islands are the most popular for their world-class visibility, rich marine life, and convenient access from Naha. This guide focuses on Okinawa’s main dive sites, helping you choose the best spots for your trip.
Dive Sites on Okinawa Main Island
Cape Maeda – Blue Cave
- Famous for the glowing Blue Cave
- Ideal for beginners and snorkelers
- Easy shore access, suitable for short dives or half-day trips
- Can be crowded during peak season
Sunabe Seawall
- Located near American Village
- Features healthy coral reefs and diverse macro marine life
- Popular for training dives and relaxed recreational dives
- Convenient for divers staying near Naha
Manza – Dramatic Topography
- Known for steep drop-offs, caves, and swim-through rock formations
- Strong currents are common, so it is not recommended for beginners or inexperienced divers
- Requires boat diving and guidance from certified instructors
Kerama Islands – Accessible Island Paradise
The Kerama Islands, only about one hour by boat from Naha, are famous for “Kerama Blue”, offering some of the clearest waters in Okinawa.
Highlights include:
- Vibrant coral reefs and abundant reef fish
- Drift diving along reef edges
- Sandy seabeds perfect for relaxed dives
- Frequent sea turtle encounters
- Underwater caves and rock formations
Because of their accessibility, visibility, and diverse dive sites, the Kerama Islands are a must-visit for anyone diving in Okinawa.
Learn more about dive tours here:
Kerama Diving – GOLD Scuba Diving
Lightly Mentioned Distant Dive Destinations
Okinawa Prefecture includes other renowned dive areas like Miyako Island and Yonaguni Island.
- Miyako Island: Known for underwater caves and arches
- Yonaguni Island: Famous for strong currents and the mysterious Yonaguni Monument
Both require additional flights and are typically recommended only for experienced divers. For travelers staying on Okinawa’s main island, the Kerama Islands offer the most accessible and rewarding diving experience.
How to Get to Popular Dive Sites
Reaching the Kerama Islands from Naha
- High-Speed Ferry (Jet Ferry): ~1 hour
- Passenger Ferry (Slow Ferry): ~2 hours, fewer daily departures
- Departure from Tomari Port, Naha
- Many dive shops, including GOLD Scuba Diving, include transportation in dive packages
Shore Diving on the Main Island
- Cape Maeda and Sunabe Seawall are accessible by taxi or short drive from Naha
- Equipment rental and guided dives are available at most local dive shops
Tips: Arrive early, check weather and sea conditions, and bring water and sunscreen.
Choosing the Right Dive Site
- Beginners or limited time: Cape Maeda or Sunabe
- Intermediate divers seeking adventure: Manza
- Best overall experience for main-island visitors: Kerama Islands
For most divers visiting Okinawa, the Kerama Islands provide the perfect combination of clear water, coral reefs, drift dives, and marine life encounters.
Planning Your Dive Trip
Whether you prefer shore diving or boat diving, Okinawa has a variety of options for all skill levels. For a truly unforgettable experience, consider a Kerama Islands diving tour with GOLD Scuba Diving, where you can enjoy some of Japan’s most beautiful underwater scenery safely and conveniently.
Discover Kerama Diving Tours →
👉 Contact us today to book your Kerama diving trip!