Game system and game control method

Abstract

A game system is provided where a main game and a second game can be executed, and a player can actively participate in a play. In a game system where a main unit SV is connected to a plurality of game machines GM in which a play is conducted using a medal in a usual play, the main unit SV provides a second game which can be conducted in common at the plurality of game machines GM 1 -GM 4 . A token which is a play medium different from the metal is required for participating in the second game. The token is given when winning a lottery based on bet number information for each play in the game machines GM.

1 . A central control device that is connectable to a plurality of play devices in which a play can be executed by using a predetermined play medium, and provides to the plurality of play devices a second play different from the play, the central control device comprising:
 play media usage number information reception means for receiving play media usage number information with respect to the play from each of the plurality of play devices; and   specific play media lottery means for executing a lottery on whether or not to give a specific play medium required when participating in the second play, based on the play media usage number information received by the play media usage number information reception means.   
     
     
         2 . The central control device according to  claim 1 , wherein the specific play media lottery means holds the lottery with lottery tables of different winning rates in accordance with a number of the play media based on the play media usage number information. 
     
     
         3 . The central control device according to  claim 1 , wherein the specific play media lottery means holds the lottery only by a predetermined number of times for a number of the play media used based on the play media usage number information. 
     
     
         4 . The central control device according to  claim 1 ,
 wherein the play media usage number information reception means receives, as the play media usage number information, betting amount information with respect to the play from each of the plurality of play devices, and   the specific play media lottery means executes a lottery on whether or not to give a specific play medium required when participating in the second play, based on the betting amount information received by the play media usage number information reception means.   
     
     
         5 . The central control device according to  claim 1 ,
 wherein the play media usage number information reception means receives, as the play media usage number information, insertion information of the play medium with respect to the play from each of the plurality of play devices, and   the specific play media lottery means executes a lottery on whether or not to give a specific play medium required for participating in the second play, based on the insertion number information received by the play media usage number information reception means.   
     
     
         6 . The central control device according to  claim 1 , further comprising:
 a specific play media storage means for storing that the specific play medium is given, when winning the lottery by the specific play media lottery means; and   a specific play medium giving informing means for informing, when giving of the specific play medium is stored in the specific play media storage means, that the giving of the specific play medium is stored in the specific play media storage means.   
     
     
         7 . The central control device according to  claim 1 , further comprising a second play control means for starting/executing the second play at predetermined intervals. 
     
     
         8 . The central control device according to  claim 1 , wherein the play media usage number information reception means receives the play media usage number information with respect to the play from the plurality of play devices after converting a value of one play medium used in each of the plurality of play devices into a common. 
     
     
         9 . A game system comprising a plurality of game devices in which a game can be executed each time using a predetermined play medium, and a central control device that is connected to the plurality of game devices and provides a second game common to the plurality of game devices,
 the game device including play media usage number transmission means for transmitting play media usage number information to the central control device, and   the central control device including play media usage number information reception means for receiving the play media usage number information transmitted from the play media usage number transmission means;   specific play media lottery means for executing a lottery on whether or not to give a specific play medium required when participating in the second game, based on the play media usage number information; and   specific play media storage means for storing that the specific play medium is given, when winning the lottery by the specific play media lottery means.   
     
     
         10 . The game system according to  claim 9 , wherein the central control device further includes second game control means for starting/executing the second game at predetermined intervals. 
     
     
         11 . The game system according to  claim 9 , wherein the central control device further includes second game privilege giving means for giving, when a win is obtained as a result of the second game, the play medium used in the game device as a privilege for the win. 
     
     
         12 . The game system according to  claim 9 , wherein the play media usage number information reception means receives play media usage number information with respect to the play from the plurality of game devices after converting a value of one play medium used in each of the plurality of game devices into a common. 
     
     
         13 . A control method of a game system where a plurality of game devices, in which a game can be executed each time using a predetermined play medium, are connected to a central control device that is connected to the plurality of game devices and provides a second game common to the plurality of game devices, the control method comprising:
 play media usage number obtaining step for obtaining play media usage number information used to an execution of a game in each of the plurality of game devices;   specific play media lottery step for executing a lottery on whether or not to give a specific play medium required when participating in the second game, based on the play media usage number information obtained by the play media usage number obtaining step; and   specific play media storage step for storing that the specific play medium is given, when winning the lottery in the specific play media lottery step.   
     
     
         14 . The control method of the game system according to  claim 13 , wherein the play media usage number information obtaining step further includes play media value conversion step for play media usage number information with respect to the play from the plurality of game devices, and converting a value of one play medium used in each of the plurality of game devices into a common.