To enable the use of a vending machine without coins, prepaid card, ID card and so on and enable each individual person to have a drink with his/her own favorite cup.

Personal identification information 2 is put on a drinking cup 1 of each individual person. Also, the personal identification information of users are stored in the storage device of a vending machine. When the cup is set on the cup placing base 3 of the vending machine, the personal identification information 2 on the cup is read by a reader 4, and when the read personal identification information matches one stored in the storage device, a drink is poured into the drink cup 1. At the same time, sales information is recorded per personal identification information read by the reader 4 and, later, charges are totalized and collected. Further, sales conditions such as a mixing ratio for the drink is preserved so as to correspond with each personal identification information, and the drink is sold under the sales conditions corresponding to each personal identification information.