Japan Blue Jeans was created in 2010 by the COLLECT mill in Kojima, Okayama. The company has a long history of manufacturing premium denim fabric for many renowned brands worldwide. COLLECT mill, Momotaro and Japan Blue Jeans are all part of the reputable Japan Blue Group. With numerous years of experience in developing great fabric and fit, they decided to create a brand with fits in modern silhouettes, Japanese selvedge fabric and a price point that will reach out to many that are not willing to break the bank.
Japan Blue Products
Japan Blue Jeans (JBOT1305) Sashiko Haori – Indigo
This 11oz. sashiko fabric is woven for everyday comfort, offering a soft texture. The indigo threads are sulfur-dyed like traditional indigo denim, allowing for a beautiful aging process over time.
Sashiko fabric was originally used for firemen’s coats due to its thick, interwoven cotton threads, providing durability against small sparks.
A free-size sashiko haori with a simple yet modern and refined aesthetic. It can be worn as an outer layer or styled like a cardigan for versatile wear.
- Relaxed Fit
- Regular Length
- Light Weight
- Rigid
- Side Pocket
| Length | Chest | Cuff Width | Sleeve Length | ||
|---|---|---|---|---|---|
| Free | 74.5 | 120 | 119.5 | 83.5 |
Japan Blue Jeans J401(D01) 14.8oz Classic Straight Selvedge Jeans-Aging Wash
Design & Functionality
JAPAN BLUE JEANS takes pride in its craftsmanship, born in Kojima, the denim capital. Each pair is made in Japan, ensuring top-tier quality from fabric to finish. The curved waistband provides a comfortable, snug fit around the waist, offering enhanced comfort compared to traditional straight belts.
CLASSIC STRAIGHT
A plain silhouette with a classic straight-leg fit. The design is straight from the thigh to the hem for a clean look. This timeless design ensures that the jeans will be loved for years to come.
14.8oz Hard Denim Selvedge
One of JAPAN BLUE JEANS' flagship fabrics, first used at the brand’s inception. The yarn is spun more tightly to increase strength, creating a fabric with pronounced irregularities. The extreme thread count helps the fabric maintain its durability, creating a "denim that ages" beautifully. It has a dry texture and a vintage-like appearance.
Aging Wash
The denim features a pronounced contrast with well-crafted whiskers and fades, preserving the hard feel of the fabric. A special dyeing process adds depth to the fabric, creating a vintage look that would not be achievable with traditional processing alone. Despite complex processing, the denim retains its firmness, allowing for further fading over time.
- Rigid Fabric
- Mid-rise
- Zipper Fly
- Red Selvedge
- Plain Pocket
- Cowhide Patch
- Blue Inseam
- Chain Stitch
Japan Blue Jeans J301(D01) 14.8oz Straight Selvedge Jeans-Aging Wash
Design & Functionality
JAPAN BLUE JEANS takes pride in its craftsmanship, born in Kojima, the denim capital. Each pair is made in Japan, ensuring top-tier quality from fabric to finish. The curved waistband provides a comfortable, snug fit around the waist, offering enhanced comfort compared to traditional straight belts.
STRAIGHT
A plain silhouette with a classic straight-leg fit. The design slightly tapers from the thigh to the hem for a clean look. This timeless design ensures that the jeans will be loved for years to come.
14.8oz Hard Denim Selvedge
One of JAPAN BLUE JEANS' flagship fabrics, first used at the brand’s inception. The yarn is spun more tightly to increase strength, creating a fabric with pronounced irregularities. The extreme thread count helps the fabric maintain its durability, creating a "denim that ages" beautifully. It has a dry texture and a vintage-like appearance.
Aging Wash
The denim features a pronounced contrast with well-crafted whiskers and fades, preserving the hard feel of the fabric. A special dyeing process adds depth to the fabric, creating a vintage look that would not be achievable with traditional processing alone. Despite complex processing, the denim retains its firmness, allowing for further fading over time.
- Rigid Fabric
- Mid-rise
- Zipper Fly
- Red Selvedge
- Plain Pocket
- Cowhide Patch
- Blue Inseam
- Chain Stitch
Japan Blue Jeans (JBOT1325) Sashiko Haori – Black
This 11oz. sashiko fabric is woven for everyday comfort, offering a soft texture. The black threads are sulfur-dyed like traditional black denim, allowing for a beautiful aging process over time.
Sashiko fabric was originally used for firemen’s coats due to its thick, interwoven cotton threads, providing durability against small sparks.
A free-size sashiko haori with a simple yet modern and refined aesthetic. It can be worn as an outer layer or styled like a cardigan for versatile wear.
- Relaxed Fit
- Regular Length
- Light Weight
- Rigid
- Side Pocket
| Length | Chest | Cuff Width | Sleeve Length | ||
|---|---|---|---|---|---|
| Free | 74.5 | 120 | 119.5 | 83.5 |
Japan Blue Jeans (JBKN1002) Inlay Cardigan -Black
Design & Silhouette
A sturdy inlay cardigan with a comfortable fit. Its simple design allows for a wide range of styling options. Even after long-term wear, it maintains its high-quality feel and texture without losing shape.
Fabric
JAPAN BLUE JEANS' "Inlay" fabric, knitted with thicker yarn than standard specifications. This 16.5oz heavy fabric is knitted in a knitter factory in Gifu Prefecture. While sturdy, it has a moderately controlled thickness. It is resistant to deformation, shrinkage, and fading, even after multiple washes, making it a long-lasting garment. The fabric is known for its durability and smooth, comfortable wear.
Points
Silhouette: Slightly wide
Length: Standard
Fabric Texture: Thick
Stretchability: None
100% Cotton
Made in Japan
Japan Blue Jeans (JBKN1003) Sashiko Sweatshirt – Modern Grid
Design & Silhouette
An orthodox regular-fit sweatshirt. The randomly combined sashiko patterns catch the eye, creating a style that stands out even with simple outfits. Pair it with shirts or other inner layers for versatile styling options.
Fabric
Made from JAPAN BLUE JEANS' original sashiko-style jacquard fabric. This textile features several sashiko patterns, creating a three-dimensional feel that isn't found in printed fabrics, resulting in a luxurious finish. The use of indigo threads enhances the texture with wear, allowing you to enjoy the aging process of the material. Compared to regular sweatshirts, this piece has a moderate firmness, providing a high-quality comfort that resists losing shape over time.
Points
Silhouette: Regular
Length: Standard
Fabric Texture: Thick
Stretchability: None
Pocket: None
Material: Main fabric 98% Cotton / 2% Polyurethane, Rib 100% Cotton
Made in Japan
Japan Blue Jeans (JBKN1000) Sashiko Sweatshirt – Kasuri
Design & Silhouette
An orthodox regular-fit sweatshirt. The randomly combined sashiko patterns catch the eye, creating a style that stands out even with simple outfits. Pair it with shirts or other inner layers for versatile styling options.
Fabric
Made from JAPAN BLUE JEANS' original sashiko-style jacquard fabric. This textile features traditional Japanese kasuri patterns, resulting in a three-dimensional feel that isn't found in printed fabrics, leading to a luxurious finish. The use of indigo threads enhances the texture with wear, allowing you to enjoy the aging process of the material.
Points
Silhouette: Regular
Length: Standard
Fabric Texture: Thick
Stretchability: None
Pocket: None
Material: Main fabric 98% Cotton / 2% Polyurethane, Rib
100% Cotton
Made in Japan
Japan Blue Jeans (JBAG1542) 13oz Denim Wide Tapered
Design & Silhouette
Featuring front pleats and a voluminous tapered silhouette, these pants offer a relaxed fit. With a generous rise and room around the hips, the legs gradually taper toward the hem, creating a sleek and refined appearance. Despite their overall relaxed structure, the pants maintain a polished look.
Fabric
Made from 13oz natural denim with a distinctive slub texture, this fabric offers a dry touch and is suitable for year-round use. The unique uneven texture enhances with wear, providing a rich aging experience over time. Stone bio-washing gives the fabric a soft feel and vintage character, with subtle fading throughout.
Points
Fabric Thickness: Standard / No stretch
Silhouette: Wide / Slightly high rise / Full length
Front Closure: Zipper
Back Pocket: No stitching or embroidery
Leather Patch: Natural cowhide
Hem Finish: Single stitch
Processing: One-wash
100% Cotton
Made in Japan
Japan Blue Jeans (JBOT1307) Denim Bomber Jacket
Fabric: 13oz crunch denim
Crunch denim is called "crunch weave" or "rough weave" because of its rough texture.
It is characterized by an uneven look and soft texture like selvedge denim.
13oz denim provides a solid wearing experience.
Using of darker indigo dyed yarns allows you to enjoy the aging!
Details
・Zipper closure
Shell: 100% Cotton
Lining: 54% Cotton, 46% Nylon
Rib: 45% Cotton, 42% Polyester, 13% Polyurethane
Made in Japan
Japan Blue Jeans (JBOT13414S) West Point Drizzler Jacket
Fabric: West Point
Waist Point fabric made of lustrous combed yarn.
"Combed yarn" is made by removing impurities from the fibers and aligning the fibers parallel to each other like brushing hair with a comb to make it smooth.
Using the yarns made by twisting two yarns together (two ply yarn), prevents fluffing and gives the fabric a soft texture that nice to touch.
The high-density weaving process makes the fabric firm and sturdy.
100% Cotton
Made in Japan
Japan Blue Jeans (JBSP10004S) Indigo Sashiko Jacquard Shorts
Fabric: 7oz. indigo sashiko-like jacquard
JBJ's original jacquard fabric using rope-dyed indigo yarn for the warp and cheese-dyed indigo yarn for the weft.
The warp and weft are dyed using different dyeing methods, so enjoy seeing that colour fades differently.
100% Cotton
Made in Japan
S - W30
M - W32
L - W34
XL - W36
Japan Blue Jeans (JBSP10404S) 14oz Heavy Chambray Bush Shorts
Japan Blue Jeans (J501) 14.8oz US Cotton Loose Selvedge Jeans-Aging Wash
JAPAN BLUE JEANS uses a "curved belt (curved waistband)" instead of straight belt, which is the mainstream for men's jeans, to pursue a better fit and comfort around the waist.
While the jeans is truly authentic without compromise as committing to "Made in Japan" in all processes of jeans from fabric to product, they are comfortable and can be worn with all kinds of lifestyles.
Fit: LOOSE
Loose fit - Straight leg - High rise
Fabric: 14.8oz US cotton selvedge denim
100% Cotton
Made in Japan
Japan Blue Jeans (J501) 14.8oz US Cotton Loose Selvedge Jeans
JAPAN BLUE JEANS uses a "curved belt (curved waistband)" instead of straight belt, which is the mainstream for men's jeans, to pursue a better fit and comfort around the waist.
While the jeans is truly authentic without compromise as committing to "Made in Japan" in all processes of jeans from fabric to product, they are comfortable and can be worn with all kinds of lifestyles.
Fit: LOOSE
Loose fit - Straight leg - High rise
Fabric: 14.8oz US cotton selvedge denim
100% Cotton
Made in Japan
Japan Blue Jeans (J514) 14oz. Black Selvedge Loose Jeans
JAPAN BLUE JEANS uses a "curved belt (curved waistband)" instead of straight belt, which is the mainstream for men's jeans, to pursue a better fit and comfort around the waist.
While the jeans is truly authentic without compromise as committing to "Made in Japan" in all processes of jeans from fabric to product, they are comfortable and can be worn with all kinds of lifestyles.
Fit: LOOSE
Loose fit - Straight leg - High rise
Fabric: 14oz. black selvedge denim (sulfur dye)
100% Cotton
Made in Japan