Shuzo Fujimoto’s five self-published books: Solid Origami, Introduction to Creative Playing with Origami, and Twist Origami 1-3 Yesterday, during an online event dedicated to Shuzo Fujimoto, I was happy to announce that his children, Hitoshi Fujimoto and Shumi Okada, being his heirs, have agreed to release his five self-published books to the Public Domain. This means that you can now copy, distribute, and use the contents of these books without any restrictions (certain limitations may still apply in some jurisdictions). We made the books available in PDF format for anyone to download for free visit each book’s page to find additional information and a link to the PDF: Solid Origami (立体折り紙), first published in 1976 Invitation to Creative Playing with Origami (創造する折り紙遊びへの招待), first published in 1982 Twist Origami I (ねじり折り 1), first published in 1978 Twist Origami II (ねじり折り 2), first published in 1983 Twist