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Kojima, Okayama

Big John jeans: size charts & fit guide

Kojima pioneer often credited with Japan's first domestically made jeans.

Sized for a 81.3 cm waist cm That’s a default. Enter yours and every size on the site follows. How to measure

Does Big John run true to size?

Going by the published charts, Big John runs large. For a 32″ waist we’d pick a tag 31 in 2 of 2 models, a size down from your waist. That aims for a waistband at your waist after the first soak: selvedge gives about an inch with wear.

Your waistTag we’d pickIn
30″ (76 cm)292 of 2 models
32″ (81 cm)312 of 2 models
34″ (86 cm)332 of 2 models
36″ (91 cm)342 of 2 models

Waists measured around your body where your jeans sit. Raw, unsanforized charts are adjusted for their first soak. Each model below shows its own pick for your waist.

Big John size chart at a glance

Units
in cm

Measurements in the size that fits a 32″ waist. Open a model for its full chart in every size.

ModelFitSizeWaistFront riseThighKneeOpeningFabric
S1950WS Wide 31 80.5 cm 31.5 cm 34.2 cm — 23.5 cm 14
S1956WS Tapered 31 80.5 cm 29.5 cm 33.5 cm — 19.5 cm 14

Every Big John jean we chart

2 models

Big John in the community

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