Independent guide covering A Point depth, visibility, and difficulty.
Boat drift site for early-summer hammerhead runs.
Boat drift site for early-summer hammerhead runs.
Access is handled through local Shimoda-area boat operators rather than shore entry.
A Point is the Kame-Ne side of Mikomoto Island's hammerhead grounds, where a rocky shoulder drops into open blue water and experienced divers hold position for passing schools. The dive is boat-led, current-sensitive, and organized around short guided drifts, so the planning is as important as the wildlife. It is a pelagic site first, with the terrain and guide discipline doing most of the work.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
25m - 35m
Depth Note
The working plateau sits around 25-30 m, while broader Mikomoto references reach 35 m for the site.
Best Season
June to October, with early summer best for A Point hammerheads.
Typical Conditions
Strong drift, short dives, and open-ocean conditions with hammerheads, other sharks, and pelagic visitors.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
This site is known for frequent shark encounters during the seasonal aggregation period.
Access Restrictions
Guided boat diving only. Local operators require substantial recent experience, a personal SMB and dive computer, and medical clearance for older or medicated divers; solo diving is not allowed.
Legal Notes
Follow local union and operator rules. The site is managed as a guide-led offshore drift, with age and health limits enforced by the operators.
Community notes to help plan your visit.
Scuba Diving
Boat drift scuba only. Expect a short boat ride, a negative or controlled entry, SMB and computer use, no descent line, and close guide contact throughout the dive.
Freediving
Not a practical freedive site because of the current, offshore logistics, and operator rules.
Snorkeling
Not suited to casual snorkeling; this is a current-swept boat site designed for short scuba drifts.
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
Independent guide covering A Point depth, visibility, and difficulty.
Official tourism context for Mikomoto access, season, and facilities.
A Point visibility log and calm-sea conditions note.
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