| 摘要 |
An obtainer obtains information indicating a distance between a display and a user picked up by a camera. A display controller displays, in the display screen of the display, an operation screen having the size set in accordance with the information obtained by the obtainer. A determiner determines an operation instruction from the user based on at least one of the motion of the user and the shape picked up by the camera. An executor executes a process in accordance with the operation instruction determined by the determiner. |
