To realize edit processes using complicated video effects even by an apparatus having no sophisticated image processing capability.

An imaging apparatus is an apparatus for transmitting photographed image data to a server and storing therein the data and receiving image data stored in the server, and is configured such that the apparatus uses thumbnail data representing thumbnail pictures of the photographed image data to generate play list data denoting reproduction procedures of the image data, transmits the play list data to the server so that the server reproduces the image data according to the reproduction procedures of the play list data, and receives the image data reproduced by and transmitted from the server on the basis of the play list data.