In this podcast, the University of Tokyo startup issin explains how it launched its sleep-focused Smart Recovery Ring and provides an overview of the product. While comparing the ring to its predecessor, the Oura ring, the PodCast also touches on the sensors and component configurations required for the smart ring, as well as an estimate of development costs, suggesting that the technological hurdles may be lower than before. It is suggested that the technical hurdles may be lower than before. Therefore, it concludes that marketing and branding, as well as technological capabilities, will be key to competition in the future.