The present invention is a portable terminal and a display data editing method for the same capable of easily changing preliminarily stored display data to any expression preferable to the user. A display processor 3e1 controls the writing and read-out data in and out of a memory unit 5, and provides various displays on a display part 4 according to registered display data. An editing processor 3c edits the display data on a display and also collectively edits duplicated display data in response to key operation in a key entry unit 3c. A retrieving processor 3e3 retrieves any duplicated display data in the editing subject display data before change and after change.