Brand profile

Pure Blue Japan

Okayama denim label since 1997, known for slubby indigo-dyed selvedge woven on vintage shuttle looms in contemporary cuts.

KurashikiOrigin
Workwear / HeritageStyle
$$$Price

Similar to A.P.C., Nudie Jeans, Beams Plus

A man wearing a white pocket T-shirt with cuffed indigo Pure Blue Japan selvedge jeans

What to know about Pure Blue Japan

Slub and nep are the signature

Fabrics are woven on vintage shuttle looms in Ibara, Okayama, at low tension with custom machinery, giving the cloth pronounced slub and neppy texture.

Indigo obsession, including natural ai

Founder Ken-ichi Iwaya built the label around indigo, using natural-indigo (ai) dyeing alongside conventional indigo rather than treating dye as an afterthought.

Modern cuts, not vintage reproduction

Silhouettes are contemporary, so the fabric does the heavy lifting; jeans run around $300 and sell mainly through specialist denim retailers.

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Brand facts

Pure Blue Japan is a denim label founded in 1997 by Ken-ichi Iwaya in Kurashiki, Okayama, Japan's historic denim region. Iwaya worked in local clothing sales before launching his own jeans line, and built the brand around indigo and natural-indigo (ai) dyeing plus heavily textured cloth. Fabrics are woven on vintage shuttle looms in Ibara, Okayama, using low-tension weaving and custom machinery that produce pronounced slub and neppy character. Silhouettes are contemporary rather than strict vintage reproduction. Jeans typically retail around $300 and sell through specialist denim retailers worldwide.

Founded
1997
Origin
Kurashiki, Japan
Price
$$$
Facts checked
August 2026
Styles
Workwear / Heritage, Minimalist / Contemporary

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