A game processing server apparatus connected to a terminal device via a network, includes a request accepting unit which accepts a request including player identification data and operation identification data related to the operation of the player from the terminal device; a screen transition information obtaining unit which obtains screen transition information in which display control content of a series of screens in accordance with a processed result of the accepted request is described for updating screen transition information accompanied by a game application program of the terminal device, wherein the obtained screen transition information includes an event string in which events corresponding to screens are aligned, and each of the events includes data to specify content of the screen, and a branch condition and an event string which is to occur after the branch condition is satisfied.