A device including a replaceable component, in which the component is not electrically connected to the device and includes a component-side storage, a component-side transmitter/receiver, a component-side hardware processor, and a component-side power generator, the device includes a main-body side storage, a counter which counts up the consumption degree of the component stored in the main-body storage, a main-body side transmitter/receiver, a main-body side hardware processor, a main-body side power generator, and a detector which detects attachment and detachment, the main-body side hardware processor causes the main-body side transmitter/receiver to transmit the specific identification information of the component and the consumption degree of the component when detachment is detected, and the component-side hardware processor rewrites the information in the component-side storage on the basis of the specific identification information of the component and the consumption degree of the component.