The Seawalker enables you to breathe and walk underwater wearing a uniquely-designed helmet. Located in the Uwakai Kaichu Koen Marine Park, the first specially designated marine park in Japan, Kashima (Ainan-cho) is a hidden gem for divers in Japan known for its beautiful hermatypic coral and schools of fish. Without needing to remove glasses, contact lenses or make-up, visitors can explore this unique colourful underwater world.