Ogasawara Dolphins Point
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Dive Site

Ogasawara Dolphins Point

Chichi-jima · Ogasawara · Japan
01

Overview

Ogasawara Dolphins Point is a dive site off Chichi-jima in the Ogasawara Islands — a remote volcanic archipelago located approximately 1,000 kilometers south of Tokyo in the vast Pacific Ocean. Designated a UNESCO World Heritage site for their unique evolutionary ecology, the Ogasawara Islands are often called the 'Galapagos of the Orient,' and the diving here reflects that isolation with pristine reefs, endemic species, and marine life that has never learned to fear humans. The signature experience at Ogasawara is encountering wild Indo-Pacific bottlenose dolphins in their natural habitat. Resident pods frequent the waters around Chichi-jima, and dive operators locate them by boat before offering in-water encounters where dolphins often approach divers with genuine curiosity. The underwater environment is stunning — crystal-clear oceanic water with visibility frequently exceeding 40 meters reveals healthy coral reefs patrolled by giant trevally, Napoleon wrasse, and green sea turtles. During winter months (January through March), humpback whales migrate to the warm Ogasawara waters to breed, and their songs can be heard underwater. Reaching Ogasawara requires commitment — a 24-hour ferry ride from Tokyo is the only option, and the ferry runs roughly once per week. This isolation, while challenging logistically, is precisely what preserves the islands' extraordinary marine environment. The diving community is small and tight-knit, with a handful of dive operations offering personalized service and deep knowledge of local sites. For divers willing to invest the time, Ogasawara delivers an experience that feels genuinely remote and wild — qualities increasingly rare in an accessible world.

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Marine life

Indo-Pacific bottlenose dolphin
spinner dolphin
green sea turtle
humpback whale
giant trevally
Napoleon wrasse
manta ray
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Dive profile

DEPTH PROFILE

DEPTH PROGRESSION & WAYPOINTS: Ogasawara Dolphins Point

MAX DEPTH:25M
WAYPOINTS:5
0M0M5M5M10M10M15M15M20M20M25M25MSEA SURFACEEntry2MReef section 115MDeepest point25MReef section 212MSafety stop5M
* PLOT SHOWS DIVE PROGRESSION SEQUENTIALLYDiveOne Club Profile v1.2
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Location

Near Chichi-jima, in the Ogasawara region of Japan.

LAT: 27.083300
LON: 142.216700
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Frequently asked questions

How do I get to Ogasawara?

The only access is a 24-hour ferry ride from Tokyo (Takeshiba Pier). There is no airport. The ferry runs approximately once per week, so trips require at minimum 6 days.

Can I swim with the dolphins?

Yes, free-swimming encounters with wild Indo-Pacific bottlenose dolphins are the signature experience. Operators locate pods by boat and offer in-water encounters.

What makes Ogasawara unique for diving?

The extreme remoteness (1,000 km from mainland Japan) means pristine conditions, endemic species found nowhere else, and virtually no other divers.

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Data Provenance

This profile is compiled from 3 operator submissions and 142 community logs. Key facts (depth, entry) are verified against official hydrographic charts.

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