J301(D01) 14.8oz US Cotton Straight Selvedge Jeans (Aging Wash)

J301 (D01) / Straight

Enjoy the deep, rewarding aging of authentic hard denim with a vintage-inspired, real-used wash.
Designed with a classic straight silhouette, J301 (D01) delivers a clean, timeless look that’s easy to wear every day.
Its rich contrast and aged character develop beautifully over time, creating a unique story for each wearer.

Design / Silhouette
STRAIGHT
A classic straight leg with a subtle taper from the thigh to the hem for a neat profile.
This basic silhouette keeps the legs looking clean and well-proportioned, making it a timeless wardrobe staple.

Fabric
14.8oz US cotton selvedge denim (Aging Wash)
A signature JAPAN BLUE JEANS fabric used since the brand’s earliest days.
Firmly spun yarns and a dense weave give the denim its durability and bold, vintage-inspired texture.
The fabric maintains its structure over time while developing striking fading and whisker contrast—
true denim made to be worn hard and broken in.
Dry to the touch with an authentic heritage feel and enhanced vintage character through expert aging wash processing.
Ideal for long-term wear and fading.
Learn about Selvedge Denim

Details
Fabric: Hard / No stretch
Fit: Straight / Full length
Front: Zipper fly
Selvedge: Red
Back pockets: No decorative stitching
Leather patch: Natural cowhide
Inseam: JBJ signature blue stitch
Hem: Chain-stitched
Treatment: Aging wash
Material: 100% cotton
Origin: Made in Japan
Style code: JBAG0301

Crafted in Kojima, Okayama—Japan’s denim capital.
All production processes, from fabric development to finishing, are handled entirely in Japan.

The curved waistband construction follows the natural shape of the body,
offering improved comfort and a more secure fit at the waist compared to standard straight waistbands commonly found in men’s jeans.

Model
179cm / 73kg — wearing size 32