| 摘要 |
PROBLEM TO BE SOLVED: To provide a double postal card, in which the quantity of transfer information to describe in a reply postal card part can be provided wider by making a mailing under the description of address information on an information hiding paper stuck to a reply postal card possible even when no address information region for describing address information such as the address, the full name and the like of the sender of the reply postal card is provided in the reply postal card part of the double postal card and consequently no reduction of the quantity of transfer information in the reply postal card part due to the description of the address information develops. SOLUTION: In the double postal card comprising by connecting sidelong a letter sent to get a reply postal card part and the reply postal card part with each other through a folding-up part, a re-releasable and re-pasting self-adhesive layer is formed by mixing a self color former and a re-releasable and re-pasting self-adhesive on its surface on the letter sent to get a reply postal card part and further an address recording paper is releasably pasted on the self-adhesive layer of a copying paper. COPYRIGHT: (C)2008,JPO&INPIT
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