| 摘要 |
PROBLEM TO BE SOLVED: To provide a storage bag which can be easily formed without using a paste and to provide a bag wherein a sheet of paper relating to printed matters is stored at a required part without the need to provide a special bag by providing a means to constitute a bag using a sheet of paper of the corresponding page. SOLUTION: In a simple storage bag B, a plurality of cut indicating lines and incisions 13 formed according to the indicating lines are provided on the left and right side ends and lower side ends of a sheet of paper 10. The sheet of paper 10 is folded double along its center line to align the left and right side ends and lower side ends with each other. A tongue-shaped piece formed by the corresponding incisions is inserted into a corresponding incision, and opposed tongue-shaped pieces are engaged with each other. And a similar cut indicating line is provided on the outer side end and lower side end of each page of a book or notebook, and an incision is formed along the indicating lines, and a tongue-shaped piece, which is formed by the incisions of opposed pages, is inserted into the opposed incisions to provide a simple storage bag from the opposed pages.
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