【目的】 カードの表にも裏にも同一記録装置で記録で きるようにする。
【構成】 プリペイドカード１の両面に同種の記録手段 により記録される記録層を設ける。
PURPOSE: To adapt a card reading and writing means of the same kind to both upper and rear surfaces by providing recording layers recorded by a recording means of the same kind to both surfaces of a prepaid card.
CONSTITUTION: Thermal recording layers 3, 3 forming colors by the heting of a thermal head are laminated to both surfaces of the base sheet 2 of a prepaid card 1 and covered with protective layers 4, 4. By this constitution, a card reading and writing means of the same kind can be adapted to both surfaces of the prepaid card. Both surfaces are used in use history to record a large quantity of histories and properly used so that the upper surface is used as a character printing surface confirmed by a user and the rear surface is used as a code printing surface read by a reader.