Kerama Islands, Japan
    Keramashoto Coral Reef

    Ibo-ibo Sango

    Best months: Jun–Aug

    Protected Area

    Keramashoto Coral Reef

    Why dive here

    With 369+ marine species recorded in the area - including barracuda, bull sharks, humpback whales, seahorses and sea turtles - Ibo-ibo Sango offers some of Kerama Islands's richest diving. Water ranges 22-30°C, warmest July, August, September.

    Best timeJun–Aug
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeBarracuda, Bull Sharks, Humpback Whales, Seahorses and Sea Turtles · 369+ species recorded
    Water22-30°C · warmest July, August, September
    StandoutExceptional marine biodiversity

    Ibo-ibo Sango is one of those Kerama sites we keep coming back to. Forget drift dives and big pelagics here; this spot is pure coral adoration, a real balm for the soul when you just want to soak in the reef’s quiet beauty. The sheer variety of stony corals is what sets it apart – we're talking big, sprawling brain corals you could get lost in, delicate lettuce corals, and thickets of staghorn that shimmer with iridescent fish. We love finding a comfortable spot and just watching the clownfish dart through their anemones, oblivious to everything. Our favourite time to dive Ibo-ibo Sango is definitely on a sunny afternoon when the light filters down, making the corals glow. It’s a shallow, easy dive, perfect for photographers who want to take their time or for anyone who just wants to decompress from a more strenuous morning. You’ll spend most of your time at around 10-15 metres, giving you plenty of bottom time to appreciate the intricate details of the reef. Don't expect dramatic swim-throughs or huge schools of jacks, but if you appreciate healthy, diverse coral in serene conditions, this is a real winner.

    Today05:2817:0911h 40m daylightGolden hour 16:38

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    Conditions

    Ocean conditions, forecast and tides for Ibo-ibo Sango

    Ibo-ibo Sango Ocean Conditions

    Monthly averages for Ibo-ibo Sango, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (26.24, 127.37) (1km away)

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    October Averages

    Sea Temperature

    29°C

    83°F · Range: 26.4–30.7°C

    Air Temperature

    26°C

    79°F

    Wind Speed

    9.4 m/s

    18.3 knots

    Atmospheric Pressure

    1014.4 hPa

    Based on 4 years of monitoring data · Data sources: Open-Meteo marine data

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