Easy Origami Katana. Fold the square inward along the diagonal, crease, and unfold. 3using a ruler at about a 45 degree angle smooth out the paper and squish the two sheets together.
Fold the paper in half using a valley fold. I pinimg com originals 7c ee fe 7ceefec6346f77c. The katana itself is folded from a single square of paper and the scabbard is also folded from a single square of paper.