To provide a wheelchair capable of easily getting over level differences existing in the boundary between the road surface of a motorway and that of a walkway.

In this wheelchair having a main wheel 28 and a steering wheel 30, seats 20 and 24 are located behind the main wheel 28 and before the steering wheel 30, and located above a reference surface with which the undersides of the main wheel 28 and the steering wheel 30 touch, the rear wheel 28 and the front wheel are rotatably pivoted to a wheelchair frame 2, and the seats 20 and 24 on which a wheelchair user can sit, are forward and rearward movably provided in the wheelchair frame 2, and grasping members 7 and 9 that the wheelchair user can grasp are located forwardly of the wheelchair 1 and integrally provided in the wheelchair frame 2, a wheel 36 with a one-way clutch that can rotate in the direction of advance but cannot rotate in the direction of retreat is located in the intermediate position between the main wheel 28 and the steering wheel 30, and above a reference where the lower portions of the main wheel 28 and the steering wheel 30 touch, and is provided in the wheelchair frame 2.