Abstract: A robot that can transform and drive between a robot posture and a vehicle posture (posture a?posture b?posture c?posture d?posture e), and can transform in both directions between the driveable robot posture and the vehicle body posture, the robot body, head, rotation axis between both shoulders and the body, and rotation axis between the shoulders and the arms are made of highly rigid metal, and the robot body, head, both shoulders, both arms, both thighs, both legs, and hip joint axis are made of ABS resin, a robot that can transform and drive into a vehicle. The size and weight of the robot, the size of the posture of the robot or the posture of the vehicle, and the space required to accommodate them are greatly reduced as are the costs of the materials.