To provide a portable device and a program which allow a user to easily input operation instructions even under harsh conditions where the input of the operation instructions is difficult.

An imaging apparatus 1 includes: an imaging part 201 capturing subject images and creating image data of the subject; a display part 210 displaying the images corresponding to the image data; a touch panel 211 receiving the input of operation instructions instructing operations of the imaging apparatus 1; a moving state determination part 205 determining the moving state when the imaging apparatus conducts photographing, and a photography control part 215e changing the contents of the operation instructions which are input and are received by the touch panel 211 according to the determination result of the moving state determination part 205.