Personified mechanic massage hands in the back ties with the vibration rolls. Various massage functions can be synchronous, meanwhile opening the kneading rolls. Four airbags in the back and waist; 2 long-shaped airbags; 1 quadrate airbag and 1 vibration roll in the seat cushion; 8 airbags in the calf support. While the calf support rising to the top, it can stretch out 8 cm automatically. That can satisfy the length while lying.