Type A (with retractor)
The rear seat belts are used in the same way as the front seat belts.
Type B (without retractor)
Place the lower belt of the seat belt as low as possible on the hips. If necessary, lengthen or shorten the bottom belt. Place the tongue at a right angle to the seat belt and pull towards you to lengthen it, or pull it the other way towards the free part of the belt to shorten it.
Type C (without retractor)
It is regulated in the same way as type B.