Osaki OS-Hiro LT is 3D massage chair with SL-track rolling massage which is shown an overall upgraded mechanism. Hiro is designed with unlock new technologies and tri-core processors for faster response, transition and reliability. Unlike other 3D massage chairs, Hiro is installed with Japanese engineering with new Brushless motors that are more reliable, quieter and longer lifetime. RMP sensor is more accurate, and position sensor offers softer 3D massage technique by airbags. The user can experience smooth massage therapy as like human hands do on OS-Hiro LT.