| 摘要 |
PURPOSE:To make customers enjoy KARAOKE in a good mood and also reduce the load on a KARAOKE shop side. CONSTITUTION:When a customer A makes a request for a song, a user card 21 is set in a card reader 20 and then data on the title musical composition alphais inputted with keys by using an input part 10. Then the data on the title of musical composition alpha are registered in a request registration part 41. When, however, the data are already registered in the request registration part 41, a double registration inhibition part 43 inhibits the request made by the customer A. |
