Where was origami thought to have come from?

What was Japan's sacred bird?

. What was the first piece of written record about origami?

What does "oru" in the word origami mean?

What culture has religious ceremonies that has origami involved in? 

Why aren't we completely sure of when origami was invented?  

. What is the name of the first written record of origami?

What age did Akira Yoshizawa die?

Which of the following is NOT an original name for origami?