To provide a large triangular sheet, the folding puzzle, consisting of 15 small equilateral triangles to be folded into a pentagonal
pyramid of the same color.SOLUTION: Origami, the printed sheet, is characterized in that a triangular sheet consisting of 15 triangles is folded at sides to form petals of three-dimensional pentagonal
pyramid shape of the front / back same color, at ten positions. At cherry blossom festival and other events, a workshop to create original puzzles can be held, where the sheet is blank paper excluding ten pink parts on the front and back that will become the petals, so that participants may stick stickers thereto, draw original pictures and symbols, or put colors thereon, further participants fold the sheet, use
adhesive tape to hold the pentagonal
pyramid in place, and then decorate the finished cherry blossom petals or take them home, thus livening up the event. When the ten parts are printed in blue, flower petals of Tweedia are created, and when printed in purple, it can express a bellflower.SELECTED DRAWING: Figure 1