Located in Ichikawamisato, Yamanashi, which boasts a 1000 year history of paper making , the Japanese paper (washi ) maker ONAO and industrial designer Naoto Fukasawa have teamed together to create the series. Fukasawa discerned that the special texture of Naoron, a hard-to -tear paper developed by ONAO, emerged when the paper was crumpled, and suggested designs for everyday goods that harnessed this The name “SIWA” is both a reversing of the characters in the word washi (wa-si), and a word meaning, “crinkle” in Japanese. As with leather goods, these washi products are lovingly, individually crafted.