Information processing device, information processing system, operating article, information processing method, information processing program, and game system

摘要

A sword ( 3 : FIG. 2 ) which is intermittently irradiated infrared light by infrared emitting diodes ( 7 : FIG. 2 ) is photograph by an imaging unit ( 5 : FIG. 2 ), and thereby motion of the sword is detected. The sword locus object ( 117 : FIG. 14 ) representing a movement locus of the sword is displayed on a television monitor ( 90 : FIG. 1 ) in response to detection of swing of the sword as a trigger.