The Art of Calligraphy: A Practical Guide to the Skills and Techniques. Here is a comprehensive guide explaining everything you need to know to master the skills and techniques of beautiful writing.
Origami, from ori meaning "folding", and kami meaning "paper" (kami changes to gami due to rendaku) is the traditional Japanese art of paper folding, which started in the 17th century AD at the latest and was popularized outside of Japan in the mid-1900s.