Courtesy of Ocean Navi, Dogashima, Japan. Masayuki Moriya conducted an open water swimming clinic in Dogashima, Japan where the participants enjoyed cave swimming along the coast. Dogashima (堂ヶ島) is located along the western coast of Izu Peninsula (西伊豆) on Honshu in Japan where Ocean Navi conducts swimming expeditions along the dramatic stone formations and cliffs […]