PROBLEM TO BE SOLVED: To easily package an article without dependence on a level of skill of a worker.;SOLUTION: A packaging tool 10 has a flat plate-like first part 11, a second part 12, a third part 13, a first one side end part 21, a second one side end part 22, and a third one side end part 23. The second part 12 is disposed on one side of the first part 11 in a first direction d1 and is bendable with respect to the first part 11. The third part 13 is disposed on the other side in the first direction d1 with respect to the first part 11, and is bendable with respect to the first part 11. The first side end part 21 is disposed on one side of a second direction d2 that is not parallel to the first direction d1 with respect to the first part 11, and is bendable with respect to the first part 11. The second one side end part 22 is disposed on one side in the second direction d2 with respect to the second part 12 and is bendable with respect to the second part 12. The third one side end part 23 is disposed on one side in the second direction d2 with respect to the third part 13 and is bendable with respect to the third part 13.;SELECTED DRAWING: Figure 1A;COPYRIGHT: (C)2019,JPO&INPIT
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