A suspension operation system, comprising: a suspension that includes a plurality of links supporting a wheel, at least one or more of the links having an actuator increasing or decreasing a length of the actuator in an axial direction; a control device that supplies a drive signal to the actuator to control operation of the suspension; and a suspension operation terminal that operates the suspension, wherein the suspension operation terminal includes: a detector that detects operation input information to the suspension operation terminal; and a communicator that transmits information about a target posture of the wheel, the information being based on the operation input information, to the control device as an operation command, the control device includes: a first calculator that calculates the length of the actuator on the basis of the operation command; and a drive circuit that produces the drive signal on the basis of information from the first calculator, characterised in that the suspension operation terminal further includes a second calculator that calculates the operation command on the basis of the operation input information, the operation command includes information about at least one of a toe angle or a camber angle of the wheel, the detector includes a sensor that detects rotation around a direction orthogonal to a detection surface of the suspension operation terminal, the direction serving as a rotation center axis, and the second calculator calculates the operation command by associating a rotation angle of the suspension operation terminal, the rotation angle being obtained from the sensor, with the toe angle of the wheel. a suspension that includes a plurality of links supporting a wheel, at least one or more of the links having an actuator increasing or decreasing a length of the actuator in an axial direction; a control device that supplies a drive signal to the actuator to control operation of the suspension; and a suspension operation terminal that operates the suspension, wherein the suspension operation terminal includes: a detector that detects operation input information to the suspension operation terminal; and a communicator that transmits information about a target posture of the wheel, the information being based on the operation input information, to the control device as an operation command, a detector that detects operation input information to the suspension operation terminal; and a communicator that transmits information about a target posture of the wheel, the information being based on the operation input information, to the control device as an operation command, the control device includes: a first calculator that calculates the length of the actuator on the basis of the operation command; and a drive circuit that produces the drive signal on the basis of information from the first calculator, characterised in that a first calculator that calculates the length of the actuator on the basis of the operation command; and a drive circuit that produces the drive signal on the basis of information from the first calculator, characterised in that the suspension operation terminal further includes a second calculator that calculates the operation command on the basis of the operation input information, the operation command includes information about at least one of a toe angle or a camber angle of the wheel, the detector includes a sensor that detects rotation around a direction orthogonal to a detection surface of the suspension operation terminal, the direction serving as a rotation center axis, and the second calculator calculates the operation command by associating a rotation angle of the suspension operation terminal, the rotation angle being obtained from the sensor, with the toe angle of the wheel.