1. A character input device characterized in comprising: a direction indicating device which outputs the direction of rotation or the direction of inclination and its force; a display device; a key input means; a memory which stores a plurality of types of character sets comprising a plurality of characters; and a control means which accepts the output of the direction indication device as circumferential position information of this direction indication device, selects the character set stored in the memory depending of the output of the contents, displays on the display device a plurality of characters which make up this set, and subsequently, the selected character is made the input character when there is input to the effect that one among the displayed characters has been selected as an input character from the key input means.