| 摘要 |
PROBLEM TO BE SOLVED: To effectively practically use non-contact sensors capable of detecting a part of the body of a player even for a thing except a performance.SOLUTION: A game machine includes: non-contact sensors capable of detecting that a part of the body of a player has entered a detection range; and a performance device capable of performing a prescribed performance. The game machine capable of performing the prescribed performance in the performance device on the basis that the non-contact sensors have come into a detection state from a non-detection state during a prescribed performance possible period includes: an abnormality determination means capable of determining occurrence of an abnormality on the basis of input from the non-contact sensors in a performance impossible period; and an error notification means capable of performing an error notification on the basis that the occurrence of the abnormality is determined by the abnormality determination means. |
