To transact without re-inserting a card in the case of error of an inserting direction of the card, when using the integrated card integrating an IC chip and a magnetic stripe.

A rotary stand 30 changing directions of the card is arranged on a card reader and writer 21 of an automatic transaction device. IC contact existence information and IC contact position information are included in the magnetic stripe of the card, and these information is read out by a magnetic head 28. Based on the read-out information, the direction of the card is turned over by feeding the card to the rotary stand 30 if necessary, and transaction can be performed by connecting the IC contacts.