A control device of an ink circulation device including an upstream side flow passage that circulates an ink from an ink tank that stores the ink to an ink jet head that jets the ink, an upstream side pump that is provided in the upstream side flow passage and supplies the ink stored in the ink tank to the ink jet head, an upstream side pressure sensor that measures a pressure in the upstream side flow passage, a downstream side flow passage that circulates the ink from the ink tank to the ink jet head, a downstream side pump that is provided in the downstream side flow passage and recovers the ink supplied to the ink jet head into the ink tank, and a downstream side pressure sensor that measures a pressure in the downstream side flow passage, the control device comprising: at least one processor; and at least one memory that stores a command to be executed by the at least one processor, wherein the at least one processor circulates the ink to the ink jet head by applying a pressure difference between an upstream side and a downstream side of the ink jet head by the upstream side pump and the downstream side pump, performs a proportional-integral-differential, PID, control on the upstream side pump and the downstream side pump such that each of a measurement value of the upstream side pressure sensor and a measurement value of the downstream side pressure sensor becomes a target value, and switches parameters of the PID control between a jetting state in which the ink is jetted from the ink jet head and a non-jetting state different from the jetting state, characterized in that in a case in which, in the upstream side pump in the non-jetting state, proportional gain is denoted by Kp1_in, integral gain is denoted by Ki1_in, and differential gain is denoted by Kd1_in, and, in the upstream side pump in the jetting state, proportional gain is denoted by Kp2_in, integral gain is denoted by Ki2 _in, and differential gain is denoted by Kd2_in, the parameters of the PID control have relationships of Kp1_in < Kp2_in, Ki1_in > Ki2_in, and Kd1_in < Kd2_in, and in a case in which, in the downstream side pump in the non-jetting state, proportional gain is denoted by Kp1_out, integral gain is denoted by Ki1_out, and differential gain is denoted by Kd1_out, and, in the downstream side pump in the jetting state, proportional gain is denoted by Kp2_out, integral gain is denoted by Ki2_out, and differential gain is denoted by Kd2_out, the parameters of the PID control have relationships of Kp1_out < Kp2_out, Ki1_out > Ki2_out, and Kd1_out < Kd2_out. at least one processor; and at least one memory that stores a command to be executed by the at least one processor, wherein the at least one processor circulates the ink to the ink jet head by applying a pressure difference between an upstream side and a downstream side of the ink jet head by the upstream side pump and the downstream side pump, performs a proportional-integral-differential, PID, control on the upstream side pump and the downstream side pump such that each of a measurement value of the upstream side pressure sensor and a measurement value of the downstream side pressure sensor becomes a target value, and switches parameters of the PID control between a jetting state in which the ink is jetted from the ink jet head and a non-jetting state different from the jetting state, characterized in that in a case in which, in the upstream side pump in the non-jetting state, proportional gain is denoted by Kp1_in, integral gain is denoted by Ki1_in, and differential gain is denoted by Kd1_in, and, in the upstream side pump in the jetting state, proportional gain is denoted by Kp2_in, integral gain is denoted by Ki2 _in, and differential gain is denoted by Kd2_in, the parameters of the PID control have relationships of Kp1_in < Kp2_in, Ki1_in > Ki2_in, and Kd1_in < Kd2_in, and in a case in which, in the downstream side pump in the non-jetting state, proportional gain is denoted by Kp1_out, integral gain is denoted by Ki1_out, and differential gain is denoted by Kd1_out, and, in the downstream side pump in the jetting state, proportional gain is denoted by Kp2_out, integral gain is denoted by Ki2_out, and differential gain is denoted by Kd2_out, the parameters of the PID control have relationships of Kp1_out < Kp2_out, Ki1_out > Ki2_out, and Kd1_out < Kd2_out.