An assistive suit comprising: a main body portion that has a flat shape and is configured to be attached to a back of an operator so as to extend along the back; a pair of load operating portions that extend forward from the main body portion across the operator to hold a load; a lifting/lowering device that drives to lift and lower the load operating portions; a control device that controls lifting/lowering driving that is performed by the lifting/lowering device; and a power supply device (V; 140) for driving, each of the load operating portions including a hook portion and a grip portion, the hook portion including: an upper portion, and a side portion that extends downward from an outer portion of the upper portion, and a lower portion to hold the load, characterized in that: each grip portion is integrally attached to an outer surface of the hook portion of the respective operating portion, the grip portion including: a first upper portion attached to the upper portion of the hook portion and provided with a switch of a push button type, a second upper portion attached to the upper portion of the hook portion and having a cutout portion, and a side portion attached to the side portion of the hook portion; the control device is configured to, upon operation of the switch of the first upper portion of one of the load operating portions, cause the lifting/lowering device to lift the pair of load operating portions, the control device is configured to, upon operation of the switch of the first upper portion of the other of the load operating portions, cause the lifting/lowering device to lower the pair of load operating portions, and the lifting/lowering device, the control device and the power supply device are provided on the main body portion so as to be aligned along a flat surface of the main body portion. a main body portion that has a flat shape and is configured to be attached to a back of an operator so as to extend along the back; a pair of load operating portions that extend forward from the main body portion across the operator to hold a load; a lifting/lowering device that drives to lift and lower the load operating portions; a control device that controls lifting/lowering driving that is performed by the lifting/lowering device; and a power supply device (V; 140) for driving, each of the load operating portions including a hook portion and a grip portion, the hook portion including: an upper portion, and a side portion that extends downward from an outer portion of the upper portion, and a lower portion to hold the load, characterized in that: each grip portion is integrally attached to an outer surface of the hook portion of the respective operating portion, the grip portion including: a first upper portion attached to the upper portion of the hook portion and provided with a switch of a push button type, a second upper portion attached to the upper portion of the hook portion and having a cutout portion, and a side portion attached to the side portion of the hook portion; an upper portion, and a side portion that extends downward from an outer portion of the upper portion, and a lower portion to hold the load, characterized in that: each grip portion is integrally attached to an outer surface of the hook portion of the respective operating portion, the grip portion including: a first upper portion attached to the upper portion of the hook portion and provided with a switch of a push button type, a second upper portion attached to the upper portion of the hook portion and having a cutout portion, and a side portion attached to the side portion of the hook portion; a first upper portion attached to the upper portion of the hook portion and provided with a switch of a push button type, a second upper portion attached to the upper portion of the hook portion and having a cutout portion, and a side portion attached to the side portion of the hook portion; the control device is configured to, upon operation of the switch of the first upper portion of one of the load operating portions, cause the lifting/lowering device to lift the pair of load operating portions, the control device is configured to, upon operation of the switch of the first upper portion of the other of the load operating portions, cause the lifting/lowering device to lower the pair of load operating portions, and the lifting/lowering device, the control device and the power supply device are provided on the main body portion so as to be aligned along a flat surface of the main body portion.