In recent years, online shopping and online supermarkets have been developed, but supermarkets and convenient stores are still means of shopping that many people use. Its frequent use, at day and night. It is the self-registration that has been noticed and introduced to the cancellation of the cash register congestion. And there are merits and demerits by customers, is there really an effect of clearing up the confusion? We will investigate where the new cash register form of the cell register is really effective in eliminating the congestion at the supermarket cash register.