Yohji Yamamoto Mens Outerwear. Fashion category: Coats & Jackets. SKU: HJ-J99-040-02. Color: Navy. Yohji Yamamoto Box Pocke Cotton Drill Single Breasted Jacket. This single-layer jacket, made from durable 100% cotton twill fabric woven with thick threads, features a distinctive diagonal pattern on its surface. 100% Cotton.