Linden Fiber

Shinafu is among the rarest traditional Japanese bast fiber textiles, woven from the inner bark of the wild linden tree (shina). Because the trees were never cultivated, production required harvesting bark by hand in the mountain forests of northeastern Japan before it could be processed into yarn and woven in village communities. Historically produced in regions such as Yamagata, Niigata, and Akita prefectures, shinafu is distinguished by its warm copper-brown color, wiry texture, and exceptional durability. While the fiber was commonly used for utilitarian objects such as bags, fishing nets, noren, and mosquito netting, garments made from shinafu are exceedingly rare.

This early twentieth-century Shinafu Hanten was likely woven in either Yamagata or Niigata Prefecture. Every stage of its production, from harvesting the linden bark and hand-plying the fiber to weaving and stitching the garment, was completed by hand using the same natural material. The cloth was intentionally smoked, a traditional practice believed to strengthen bast fibers, leaving a subtle bluish-brown haze across the surface that enriches its already distinctive character. The simple work coat retains the coarse, open weave and warm brown coloration that define shinafu, while its understated construction reflects the practical needs of rural life. Garments such as this stand as remarkable examples of regional craftsmanship, material ingenuity, and the enduring legacy of Japan’s traditional bast fiber weaving.