A data processing apparatus includes a position detection portion for detecting a position designated on a display, a data select portion for selecting data identified by a first image displayed on the display as target data, a clone image display portion for arranging a clone image corresponding to the first image at the detected position, a clone image moving portion for moving the clone image, a second image display portion for arranging one or more second images for identifying one or more kinds of processes executable on the target data at positions based on the position of the first image, a candidate process decision portion for deciding a process identified by the second image having a predetermined relative positional relation to the clone image as a candidate process, and an execution process decision portion for deciding the candidate process as an execution process when the position is no longer detected.