Scuba Season

Kashiwajima Wall

Kochi / Tosa Bay · Japan

Kashiwajima Island hosts the most accessible wall diving in Tosa Bay, with a near-vertical limestone face beginning at 8 metres and continuing past 40 metres. The wall is encrusted with large sea fans, tube sponges, and crinoids in brilliant colours, creating a tapestry that rewards slow, careful exploration. Smaller pelagics including barracuda schools and large amberjack cruise the blue water off the wall. Japanese wobbegong sharks rest in crevices along the upper wall, and leopard moray eels are common. The sheltered bay on the island's lee side provides an excellent check dive and night diving venue with rich macro life.

Conditions

Depth

8 to 40 m

Advanced depths

Current

Usually gentle

Can pick up on the edge

Visibility

12 to 22 m

Clearest in the calm season

Water

16 to 28°C

3mm wetsuit

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Gear

  • Basic kit

    • Mask and fins
    • BCD and regulator
    • 7mm wetsuit or drysuit · cold water
    • Dive computer