Program Overview

Moments of blending into the deep blue

Kerama Snorkeling

Explore Okinawa’s world‑class turquoise miracle!

The Kerama National Marine Park boasts visibility up to 40 m, nicknamed the “Glass Sea” and “Heavenly Blue.”
Join RiShima Dive by boat into pristine reef gardens, drifting above corals among tropical fish. No swimming experience required—simply relax and shine in your own natural way.

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Mermaid Experience

The very first thing in Okinawa—become a mermaid!

Zero experience needed. Our professional instructor guides you through buoyancy and graceful tail movement in a shallow training pool for your very first mermaid memory.

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Mermaid Underwater Photography

More than diving—an aquatic performance.

Put on a tail and descend into crystal Okinawan water to create one‑of‑a‑kind underwater imagery.

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Freediving Experience

With a single breath, meet your purest self.

Learn to converse with the ocean—progress from surface relaxation to your first descent, perhaps encountering sea turtles beneath shafts of sunlight.

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Freedive Underwater Photography

A journey of deep connection.

No certification goals—just the pure joy of breath‑hold immersion and the calm dialogue of the blue.

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RiShima Dive Believes

When diving returns to its heart, freedom truly returns.