A process control unit (306) controls a music reproduction unit (309) to output a music sound, while controlling a request content creation unit (305) to present content of a motion requested to the player. At the same time, the process control unit (306) compares content of the motion acquired from...http://www.google.de/patents/US8162754?utm_source=gb-gplus-sharePatent US8162754 - Game device, notification method, non-transitory information recording medium and program for informing displacement of game controller mat
