nanavi.jp · Tourism
Official tourism page covering beach entry, beginner suitability and year-round conditions.
Dive Spot Guide•
Omijima Island
Omijima Island is a beginner-friendly shore dive with caves and clear water.
Local operator required
Dive-store participation is required for site access.
Plan Omijima Island for beach-entry diving, clear water and sea caves, with beginner-friendly conditions when the calm bay side is available.
About Omijima Island
Omijima Island is a scenic Nagato dive spot where beach entry, clear water and unusual coastal rock forms make the underwater landscape as memorable as the island above. The site rewards calm, easygoing dives with blue caves, tunnels and shallow terrain close to shore, plus enough marine life to keep photo divers busy. It is a good fit for beginners who are comfortable following a local dive-store plan.
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Research Estimate At Omijima Island
Conservative baseline from public research. No community dives logged yet.
VisibilityVisibility: 15m
AccessSimple entry
CoralHeavily damaged
Aquatic LifeExceptional variety
FacilitiesBasic facilities
Crowd / PopularityModerate
CurrentLight current
Where Is Omijima Island?
This spotNearby spotsExplore nearby spots on the map
Community sourced coordinates.
Omijima Island Planning Details
Depth range, seasonality, and planning context.
Best Season
Year-round.
Typical Conditions
Shallow, clear water with bay-shaped shelter and relatively gentle currents.
Safety & Access At Omijima Island
Site conditions, restrictions, and access requirements.
Site Conditions
Restricted access
Safety Notes
Use the dive store, respect the beach rules and keep an eye on wind-driven changes.
Access Restrictions
Diving without a dive store is prohibited; reservations are required.
Legal Notes
Use the local dive store, follow the managed beach rules and stay within the designated dive area.
Local Intel For Omijima Island
Community notes to help plan your visit.
Scuba Diving
Good for easygoing photo dives, with caves, tunnels and shallow structure close to shore.
Snorkeling
Beach entry and shallow water make it viable for calm-day snorkeling.
Wildlife at Omijima Island
Species commonly reported at this site, with direct links into their wildlife guides.
Recent Logged Visits At Omijima Island
Community dive logs and visit reports for this site.
Dive Spot Log Averages At Omijima Island
Average conditions based on logged dives & visits.
Conditions
Avg. Visibility15m
Activity
No dive activity logged yet.
