Born in Yamanashi, Japan, SIWA is a collaboration between the century-old paper manufacturer ONAO and renowned designer Naoto Fukasawa. Using Naoron, a specially developed paper that is lightweight, soft, waterproof, and tear-resistant, SIWA transforms traditional washi into modern lifestyle goods made to last. Every piece is carefully handcrafted by Japanese artisans in Yamanashi, where each crease and texture tells a unique story of material and craftsmanship. Made in Japan, each product reflects Japan’s timeless pursuit of beauty, precision, and enduring quality.