The purpose of the present disclosure is to provide an entertainment business method which enables identity verification to be applied even to children, who undergo growth-associated changes, and provides intellectual traditional articles or intellectual traditional performances. The present disclosure is an entertainment business method for determining the ages of visitors using an authentication device, confirming that the ages of the visitors are lower than a predetermined upper limit, and providing the visitors with an intellectual traditional article or performing an intellectual traditional performance for the appreciation of the visitors.
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