To propose a charging method of a Web site which can widely and shallowly charge many unspecified people.

The paid price 3 of a personal computer produced by a maker 2 includes a personal computer price 3a and an account opening charge 3b and a personal computer buyer 1 registers 4 oneself as a user to the maker 2 and follows a procedure for account opening 6 with a bank 5. At this time, an automatic direct debit from the account contract is also made at the same time. The bank 5 makes an automatic direct debit contract (automatic transfer) 8 with a Web site manager 7. At a site of the Web site manager 7, the announcement that the site is a charged site is published and the personal computer buyer 1 can move to a following page by clicking on an agreement button in the page. Information on the clicking is transmitted to a terminal of the bank 5 through the Internet and direct debit from the account of the personal computer buyer 1 to an account of the Web site manager 7 is carried out.