| 摘要 |
PROBLEM TO BE SOLVED: To provide a paper sheet for preparing a concealing postcard capable of mailing much information while protecting it, by providing an area that can be brought into a concealed state two times or more of a postcard face. SOLUTION: This paper sheet for preparing the concealing postcard is provided with a postcard paper sheet wherein postcard paper sheet pieces having a dimension of the postcard along a lateral direction are connected via a vertical-directional folding planned line, wherein a folding paper sheet piece having a size of half or less of dimension of a postcard size is provided in a lower end part of the one-side postcard paper sheet piece, out of the postcard paper sheet pieces, via a transverse-directional folding planned line, and wherein re-releasable and rebondable adhesive layers are provided respectively on a face of the postcard paper sheet piece tightly contacting when folded along the vertical-directional folding planned line, and on a face of the postcard paper sheet piece tightly contacting when folded along the transverse-directional folding planned line, and releasing paper sheets are bonded releasably on the re-releasable and rebondable adhesive layers of the postcard paper sheet. COPYRIGHT: (C)2009,JPO&INPIT
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