To provide a touch panel device further improved in operability by instructing rotation, parallel displacement and enlargement/reduction of an object displayed on a display screen, respectively with one instruction input.

A first specified area Ar for instructing rotating operation to a displayed object, a second specified area As for instructing parallel displacement operation, and a third specified area Az for instructing enlargement or reduction operation are set beforehand to a touch panel. A control means displays the object by rotating it according to the moving direction and moving amount when the first specified area is touched and a touch position is moved while maintaining the touch, displays the object by parallel displacement according to the moving direction and moving amount when the second specified area is touched and a touch position is moved while maintaining the touch, and displays the object by enlarging or reducing it according to the moving direction and moving amount when the third specified area is touched and a touch position is moved while maintaining the touch.