| 摘要 |
<p>A portable terminal device (600) is a terminal device used by being grasped by an operator. The portable terminal device is provided with a shift control mechanism (610) for shifting the gravity center of the portable terminal device (600); a change information acquiring section (620) for acquiring change information which changes in accordance with conditions; and a shift control section (630) which controls the shift control mechanism (610) corresponding to changes of the change information and shifts the gravity center of the portable terminal device (600). Thus, information is notified by a mechanical sense, i.e., shift of the gravity center, and flexible and general purpose information notification is performed, in accordance with conditions.</p> |
