9-jour.

9-jour. is a Japanese denim brand launched in 2023 by DENOBO STRUCTURE Ltd. Its core offer is made-to-order jeans and jackets produced in Japan, with collections structured around coloured, printed and dress denim. The brand centres its work on plant-based dyeing and small-scale domestic production rather than conventional mass-market denim manufacturing. Its process is unusually explicit. Cotton is sourced from regional farmers in Burkina Faso, then woven into selvedge denim by Shinohara Textile in Fukuyama, Hiroshima, using shuttle looms. Cut-and-sew is handled in Kojima, Okayama, and the finished garments are dyed in Kyoto by Kawabata Shoten using Shin-Manyo Zome, a plant-derived technique developed through research with dye scholar Mitsuo Kimura. The brand also states that it uses biodegradable sewing threads such as rayon instead of polyester, and produces only after an order is placed, with a lead time of about 30 days. Within Japanese denim, 9-jour. distinguishes itself by treating dyeing as the central design and manufacturing question. Rather than pursuing indigo heritage or wash effects, it reorganises the supply chain around natural colour, low-volume production and traceable craft partners. That places it in a newer strand of Japanese fashion practice: technically informed, materially specific and grounded in existing manufacturing regions, but directed toward a different environmental logic.