Game system displaying a game world on a common display and an individual display

A game system which has a video game machine connected to a common display and a portable game machine provided with an individual display and a direction instructing key, and displays a game world in which a plurality of characters including a player character operated by said portable game machine appear on said common display and said individual display, wherein

• said portable game machine comprises:
• first display means for displaying on said individual display the game world at a first viewpoint with reference to the player character;
• a selection key for selecting one of said common display and said individual display as an operation screen;
• and
• first moving means for moving the player character to a first moving direction based on a viewpoint of a game world displayed on said operation screen and a direction instructed by said direction instructing key when said direction instructing key is operated,
• said video game machine comprises:
• second display means for displaying on said common display the game world at a second viewpoint capable of viewing a plurality of the characters;
• switching means for switching a setting of said operation screen in response to an operation of said selection key;
• and
• second moving means for moving the player character to a second moving direction based on a viewpoint of the game world displayed on said operation screen and a direction instructed by said direction instructing key when said direction instructing key is operated.

A game system which has a video game machine connected to a common display and a portable game machine provided with an individual display, and displays a game world in which a plurality of characters including a player character operated by said portable game machine appear on said common display and said individual display, wherein

• said portable game machine comprises:
• a first memory for storing position information of the player character;
• first display means for displaying the game world on said individual display at a first viewpoint with reference to the player character on the basis of the position information stored in said first memory;
• a switching instructing key for instructing a switch of an operation screen between said common display and said individual display;
• a direction instructing key for instructing a moving of the player character to an arbitrary direction;
• switching instructing information transmitting means for transmitting switching instructing information to said video game machine when said switching instructing key is operated;
• direction instructing information transmitting means for transmitting direction instructing information to said video game machine when said direction instructing key is operated;
• position information receiving means for receiving position information of the player character from said video game machine;
• and
• rewriting means for rewriting the position information held in said first memory by the received position information, and
• said video game machine comprises:
• a second memory for storing position information of the player character;
• a second display means for displaying the game world on said common display at a second viewpoint capable of viewing a plurality of the characters including the player character on the basis of the position information stored in said second memory;
• switching instructing information receiving means for receiving the switching instructing information from said portable game machine;
• direction instructing information receiving means for receiving the direction instructing information from said portable game machine;
• switching means for switching a setting of said operation screen according to the received switching instructing information;
• renewal means for renewing the position information of the player character held in said second memory on the basis of the received direction instructing information and the setting of said operation screen, and
• position information transmitting means for transmitting the renewed position information to said portable game machine.

A game program product which is executed by a game system having a video game machine connected to a common display and a portable game machine provided with an individual display, and displays a game world in which a plurality of characters including a player character operated by said portable game machine appear on said common display and said individual display, wherein

• steps executed by said portable game machine includes a step for storing position information of the player character in a first memory, a step for displaying the game world on said individual display at a first viewpoint with reference to the player character on the basis of the position information stored in said first memory, a step for accepting an operation of a switching instructing key for instructing a switching of an operation screen between said common display and said individual display, a step for accepting an operation of a direction instructing key for instructing a moving of the player character to an arbitrary direction, a step for transmitting switching instructing information to said video game machine when said switching instructing key is operated, a step for transmitting direction instructing information to said video game machine when said direction instructing key is operated, a step for receiving position information of the player character from said video game machine, and a step for rewriting the position information held in said first memory by the received position information, and
• steps executed by said video game machine includes a step for storing position information of the player character in a second memory, a step for displaying the game world on said common display at a second viewpoint capable of viewing a plurality of the characters including the player character on the basis of position information stored in the second memory, a step for receiving the switching instructing information from said portable game machine, a step for receiving the direction instructing information from said portable game machine, a step for switching a setting of said operation screen according to the received switching instructing information, a step for renewing the position information of the player character held in said second memory on the basis of the received direction instructing information and the setting of said operation screen, and a step for transmitting the renewed position information to said portable game machine.