Abstract: A remote controller includes: an image taking unit that takes in image data of devices by photographing; a storing unit that stores the image data and registers the devices; a setting unit that sets a control code for each of the registered devices; an image recognizing unit that recognizes a device for operating by image recognition; a searching unit that identifies the recognized device from the registered devices; and a switching unit that switches the control code and an allotment of operation keys for the identified device.