To provide a video reproducing device in which motion of a video after the conversion of a frame rate is natural by maintaining a reproducing time of the video at the same as the reproducing time before conversion of the frame rate.

In the video reproducing device, a controller 10 repeats operation detecting a motion amount between two timely mutually adjacent frame images, and converts the frame rate by applying interpolation processing on a plurality of the frame images obtained from a video recorder 8 on the basis of the detection result.