To provide an automatic adjustment
system that prevents shoplifting and resolves concerns about securing a labor force due to
population decline.SOLUTION: This method includes, as a premise, registering and daily updating the latest photo on a smartphone, and additionally registering the name, address,
date of birth,
bank account, and person's
artificial intelligence; installing cameras every 1 meter on commodity shelves, scanning commodities by their manufacturers, and linking them to prices, so that the
list prices are instantly displayed no matter where in the world when the commodities are captured by the cameras, just like a human face
recognition system; and setting the discount on a computer at each store when each store wants to discount the prices. The moment each customer picks up a commodity, the automatic adjustment ends, and the customer's face, commodity name, price, and the number of commodities are automatically written on a digital
receipt on the smartphone.SELECTED DRAWING: None