An electronic device is provided which displays an object (body) on a flexible display screen in accordance with a three-dimensional shape of the display screen by utilizing the flexibility of the display screen. An electronic device including a display portion which includes a flexible display device displaying an object on a display screen; a detection portion detecting positional data of a given part of the display screen; and an arithmetic portion calculating a three-dimensional shape of the display screen on the basis of the positional data and computing motion of the object to make the object move according to a given law in accordance with the calculated three-dimensional shape of the display screen.