Wearables ŌURA Launches “Oura Ring 4 Ceramic” in Major Japanese Electronics Retailers
ŌURA, a leading smart ring developer, has announced the release of its "Oura Ring 4 Ceramic" in Japan. This elegant smart ring, which combines advanced healthcare technology with a sophisticated design, is now available on Amazon's official store and through the official online stores of major electronics retailers such as Bic Camera, Yodobashi Camera, and Yamada Denki. The ring features high-performance zirconia ceramic, offering durability, lightweight comfort, and hypoallergenic properties, and comes in four exclusive colors.