Osezaki⚠ data unverified
Japan · Asia · Pacific Ocean
3.6
/ 5
★★★★☆
Reef diving with a well-rounded site — a great fit for most divers.
Level Intermediate
Marine life
4.0
Visibility
3.0
Accessibility
3.9
Facilities
3.2
Pros
- Good visibility around 15 m
- 3 standout marine species
- Diveable year-round
Cons
Best for
Plan your trip
$$$🛏️
Suggested stay
1–2 days
💸
Cost level
Relative cost $$$ · ≈ $137/day
Developed dive town, but options are limited and prices average.
🏨
Where to stay
Shore diving from a beachfront resort or dive lodge, often just steps from the water. A manageable dive base with a handful of operators.
🧭
Real daily cost in Japan
Around $137/day per person · food $48 · hotel $113
Good to know
- Gentle conditions — great for long, unhurried dives.
- An Advanced Open Water certification is recommended.
📷 Osezaki lighthouse.jpg · CC BY-SA 3.0
Depth
5–35 m (16–115 ft)
Visibility
15 m (49 ft)
Water temp
15–25°C (59–77°F)
Current
Mild
Best season
Year-round
Certification
Open Water
Dive shops
5
Why go
Osezaki is a reef site in the Pacific Ocean off Japan, offering coral reefs and shore dives across its waters. Dives run to 35 m with around 15 m visibility, gentle currents and sea temperatures of 15–25°C. Marine highlights include sea slugs, moray eels and macro life. Diving is possible year-round, typically reached by shore. A good choice for divers with some experience. Open Water certification is sufficient for most sites here.
Site type
ReefShore
Access
Shore
A highlight of the trip. I'll be back, and I'll bring my dive buddy.
Reliable conditions and plenty of variety — I rate it highly for guiding.
Beautiful spot. Do respect the reef and keep your distance.