Local dive-center sightings of frogfish, eagle ray, and clear visibility.
Koganezaki is a shallow shore dive with easy park-beach access.
Koganezaki is a shallow shore dive with easy park-beach access.
Koganezaki is a shallow shore dive in West Izu with easy park-beach access and a gradual sandy profile. The site is known more for macro life than coral walls, with frogfish, octopus, cuttlefish, gobies, crabs, shrimp, and occasional eagle rays showing up around the shallow structure. It also works well for calm-day snorkel and beginner scuba sessions.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
0m - 15m
Depth Note
The entry drops gradually from the park beach into a shallow sand-and-rock zone before flattening out.
Best Season
Year-round, with calmer seas best for shore entry and seasonal macro life changing the target list.
Typical Conditions
Shallow sand-and-rock terrain, gradual depth change, and a strong macro focus.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Ropes are present in the area; maintain good awareness and control around lines and gear.
Access Restrictions
Shore access is easiest through the park beach and local dive center; rough seas can make the entry less comfortable.
Legal Notes
Observe park rules and local dive-center guidance; the site sits in a national-park setting.
Community notes to help plan your visit.
Scuba Diving
Beginner-friendly shore diving from the park beach with a gradual slope and easy local support.
Freediving
Shallow water and gentle slope make it usable for conservative freediving, but the site is better known for shore scuba.
Snorkeling
The shallow entry and calm days can also work for casual snorkel sessions.
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
Local dive-center sightings of frogfish, eagle ray, and clear visibility.
Gradual shore descent, beginner-friendly use, and practical facilities.
Official Shizuoka diving guidance for Koganezaki.
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