ORIGAMI-2 SYURIKEN Japanese Traditional Arts

Let's learn how to make SYURIKEN(= NINJYA Weapon) from two paper.
Many Japanese people are getting forget this method.
Even though, I hope, There are still many people have an interest in the world.
(Note) SYURIKEN = 手裏剣
Literally means is "(Hiding it) Hand of Backside Sword".