<;P>;PROBLEM TO BE SOLVED: To provide a standing assisting device which achieves both standing methods by tilting a body trunk forward and standing by erecting a body trunk by one drive force. <;P>;SOLUTION: The standing assisting device for responding to both standing methods by tilting the body trunk forward and by erecting the body trunk when a person in need of nursing care stands is achieved in the device. In the standing assisting device, both standing methods are managed by one drive force by connecting mechanisms for assisting a lumbar part and for assisting the body trunk to each other by a link. <;P>;COPYRIGHT: (C)2011,JPO&INPIT