The Japan Blue Sashiko Coverall Black is a workwear-inspired jacket that draws from mid-century work jacket design, reinterpreted through the lens of traditional Japanese craftsmanship. The result is a versatile layering piece that bridges heritage workwear and Japanese textile tradition.

The fabric is an 11oz sashiko weave, a traditional Japanese textile construction historically used for crafting durable garments such as budo clothing and firefighter attire before the emergence of modern technical fabrics. The distinctive raised texture of sashiko creates a surface rich in depth and tactile character, setting it apart from standard woven fabrics.

The color is achieved through sulfur dyeing, producing a deep, saturated black tone that evolves with wear. Over time, the raised sashiko texture catches light and abrasion differently, developing unique fades and patina that highlight the fabric's three-dimensional structure — revealing subtle grey undertones as the black softens.

The silhouette follows classic coverall proportions — a clean, straight body with a functional, easy-wearing fit designed for comfortable layering over T-shirts and light knitwear. The fabric has been one-washed to eliminate shrinkage.

Fit Notes: This jacket fits true to size. Compared to most global American brands, a size L fits similarly to a standard Large. We recommend taking your usual size for a comfortable fit. As a reference, we strongly recommend checking our size chart and comparing it with your best-fitting jacket to ensure the right fit.