Even if square paper is not available, origami can be fully enjoyed with paper made by shaping unwanted documents in hand into a square with a little ingenuity, and therefore it is not necessary to prepare origami paper in advance.
周りに正方形の紙がなくとも、例えば目の前にあるいらない書類などを工夫して正方形に整えれば、予め用紙を用意してなくとも折り紙を十分に楽しむことが出来る。