Perguntas sobre exemplo de orações com, e a definição e o uso de "Washi"

Q: What is a washi tape?
0:33 of the video
https://youtu.be/jUcDNdu9RIE

Q: What is washi?

Washi is the traditional Japanese paper made from the bark of native Japanese trees. As a Japanese craft, washi is registered as a UNESCO Intangible Cultural Heritage.
Ukiyoe, know as a Japanese printed arts, is produced using washi.
Since the fibers are so strong, it was used for a part of an armor long ago. soa natural?