How to make a four-pointed cute origami star box

(page 6)

09.

Flatten the model according to the step #8.

The open end is at the bottom.

Prepare to rotate the model by 180 degrees.

10.

Rotate the model by 180 degrees.

Now, the open end is at the top.

Prepare for a valley-fold.

Here the outer angle (30 degrees) is twice of the inner angle (15 degrees).