How to make a cross origami box

(page 2)

1st picture of cross origami box

01.

Let us start with the front side of the paper facing up.

Prepare to "valley-fold" the paper in half diagonally and then unfold.

2nd picture of cross origami box

02.

Valley-fold in half diagonally according to the step #1 and then unfold.

Prepare to apply another diagonal "valley-fold" and then unfold.