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ONI Denim 295 "Ishikawadai" 15oz Cinch-Back Loose Straight Jeans

ONI Denim 295 "Ishikawadai" 15oz Cinch-Back Loose Straight Jeans

The ONI Denim 295 “Ishikawadai” is a true nod to early denim history, combining ONI’s exceptional fabric with a silhouette inspired by 1920s workwear jeans. With its cinch-back construction and generous proportions, this model captures the essence of pre-war denim while maintaining the craftsmanship and comfort expected from modern Japanese production.

At the core of the fabric is the legendary Ishikawadai spinning machine, a rare piece of equipment dating back to 1953. Operating at a much slower speed than modern machines, it places minimal stress on the cotton fibers, resulting in yarns with a natural, hand-spun character and subtle irregularities. This gives the denim a depth and softness that is difficult to replicate with modern production.

The fabric is made using 6-count yarns spun on the Ishikawadai and woven on vintage shuttle looms from the 1950s, creating a 15oz selvedge denim with a refined yet organic texture. It offers a more understated slub compared to ONI’s heavier fabrics, while still delivering rich character and evolution over time.

Dyed using ONI’s secret indigo recipe, the warp displays a distinctive greencast indigo tone that fades beautifully with wear, developing nuanced highs and lows that highlight the unique structure of the yarn.

The 295 fit is inspired by early workwear silhouettes, featuring a high rise, loose straight leg, and cinch-back detail. The fit offers generous room through the top block and leg, flowing cleanly to the hem without aggressive taper. The cinch-back allows for minor waist adjustment while reinforcing the vintage aesthetic.

Fit Notes: This model fits true to size for ONI, meaning the tagged size closely matches the actual waist measurement. Compared to most global American brands, sizing is similar or slightly smaller, so you may take the same size or one size up. As always, we strongly recommend checking our size chart to find your perfect size. The denim is unsanforized but has been one-washed, so no further shrinkage is expected. With regular wear, the waistband will stretch approximately 1 inch, allowing the fit to settle comfortably over time. That said, we don’t recommend sizing down, as starting too tight may cause discomfort and alter the intended fit of the garment. 

Select Size
From $631.52

Original: $2,105.08

-70%
ONI Denim 295 "Ishikawadai" 15oz Cinch-Back Loose Straight Jeans

$2,105.08

$631.52
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Description

The ONI Denim 295 “Ishikawadai” is a true nod to early denim history, combining ONI’s exceptional fabric with a silhouette inspired by 1920s workwear jeans. With its cinch-back construction and generous proportions, this model captures the essence of pre-war denim while maintaining the craftsmanship and comfort expected from modern Japanese production.

At the core of the fabric is the legendary Ishikawadai spinning machine, a rare piece of equipment dating back to 1953. Operating at a much slower speed than modern machines, it places minimal stress on the cotton fibers, resulting in yarns with a natural, hand-spun character and subtle irregularities. This gives the denim a depth and softness that is difficult to replicate with modern production.

The fabric is made using 6-count yarns spun on the Ishikawadai and woven on vintage shuttle looms from the 1950s, creating a 15oz selvedge denim with a refined yet organic texture. It offers a more understated slub compared to ONI’s heavier fabrics, while still delivering rich character and evolution over time.

Dyed using ONI’s secret indigo recipe, the warp displays a distinctive greencast indigo tone that fades beautifully with wear, developing nuanced highs and lows that highlight the unique structure of the yarn.

The 295 fit is inspired by early workwear silhouettes, featuring a high rise, loose straight leg, and cinch-back detail. The fit offers generous room through the top block and leg, flowing cleanly to the hem without aggressive taper. The cinch-back allows for minor waist adjustment while reinforcing the vintage aesthetic.

Fit Notes: This model fits true to size for ONI, meaning the tagged size closely matches the actual waist measurement. Compared to most global American brands, sizing is similar or slightly smaller, so you may take the same size or one size up. As always, we strongly recommend checking our size chart to find your perfect size. The denim is unsanforized but has been one-washed, so no further shrinkage is expected. With regular wear, the waistband will stretch approximately 1 inch, allowing the fit to settle comfortably over time. That said, we don’t recommend sizing down, as starting too tight may cause discomfort and alter the intended fit of the garment.