A yarn winding device comprising: a plurality of winding units (11, 31) that are arranged side by side along a predetermined juxtaposition direction and that are configured to wind a yarn; a service cart (13, 33) that is travelable along the juxtaposition direction and that is configured to perform service for the winding unit (11, 31); a controlling section that is configured to control traveling of the service cart (13, 33); and a communicating section that is configured to perform direct or indirect communication, wherein the communicating section is configured to perform communication with another yarn winding device that is adjacent in an orthogonal direction to the juxtaposition direction, and to acquire adjacent device information related to at least one of an operating state and surrounding conditions of the other yarn winding device, the controlling section is configured to control, based on the acquired adjacent device information, the traveling of the service cart (13, 33), the yarn winding device and the other yarn winding device are facing each other across an operator's working passage, and the other yarn winding device has another service cart, wherein the service cart is arranged on a side of the yarn winding device, which is facing across the operator's working passage a side of the other yarn winding device, on which the other service cart is arranged. a plurality of winding units (11, 31) that are arranged side by side along a predetermined juxtaposition direction and that are configured to wind a yarn; a service cart (13, 33) that is travelable along the juxtaposition direction and that is configured to perform service for the winding unit (11, 31); a controlling section that is configured to control traveling of the service cart (13, 33); and a communicating section that is configured to perform direct or indirect communication, wherein the communicating section is configured to perform communication with another yarn winding device that is adjacent in an orthogonal direction to the juxtaposition direction, and to acquire adjacent device information related to at least one of an operating state and surrounding conditions of the other yarn winding device, the controlling section is configured to control, based on the acquired adjacent device information, the traveling of the service cart (13, 33), the yarn winding device and the other yarn winding device are facing each other across an operator's working passage, and the other yarn winding device has another service cart, wherein the service cart is arranged on a side of the yarn winding device, which is facing across the operator's working passage a side of the other yarn winding device, on which the other service cart is arranged. the communicating section is configured to perform communication with another yarn winding device that is adjacent in an orthogonal direction to the juxtaposition direction, and to acquire adjacent device information related to at least one of an operating state and surrounding conditions of the other yarn winding device, the controlling section is configured to control, based on the acquired adjacent device information, the traveling of the service cart (13, 33), the yarn winding device and the other yarn winding device are facing each other across an operator's working passage, and the other yarn winding device has another service cart, wherein the service cart is arranged on a side of the yarn winding device, which is facing across the operator's working passage a side of the other yarn winding device, on which the other service cart is arranged.