US Patent 9597591 Sensory video game machine

This invention provides a game apparatus for a virtual or simulation game that allows a game player to readily recognize that a game tool is improperly operated. Image display means 55 displays on a screen of a television set 5 no character, which plays on the screen in place of the game player. Motion determination means 53 determines, based on the motion signal, whether or not a predetermined proper motion has been made by the player with the game tool 9 in a three dimensional space. The image display means 55 indicates on the screen that the proper motion has been made when the motion determination means 53 determines that the proper motion has been made with the game tool 9.