Studio D'Artisan 12oz Kakishibu Heavyweight Flannel Workshirt

Size Guide

Kakishibu, as known as Japanese Traditional Perssimon Dye!

This dyeing technique was imported from China 1000s years ago and it becomes a Japanese cultural heritage. Japanese craftsmen get the dyeing juice from persimmon and dye the clothing with it. For all the Kakishibu dyed garments, they can prevent mosquitoes so that is why Kakishibu dyed garments are still very popular in Japan!

This specially developed 12oz heavyweight flannel is woven from a vintage weaving machine, the dark brown is Kakishibu over-dyed, with many wear and wash, you will expect it ages to a more vintage look!

This design is inspired by the 1940s early workshirt in a slim fit style.

Looking for the finest in heavyweight flannel? Why not give it a try!

  • 100% Cotton
  • Japanese 12oz heavyweight flannel (specially developed by SDA)
  • Kakishibu is over-dyed
  • Natural nut buttons
  • Adjustable cuffs
  • Once washed (minimal shrinkage)
  • Chain-stitching Construction
  • Slim fit
  • Made In Japan

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How We Measure

Pants and Shorts


With the major buttoned up open the jeans and lay them flat like shown. Measure from the front where the major button closes to the back belt loop. Then double this measurement to achieve the waist measurement.

The way we measure is different from 'Side to Side', If you are not used to our method you should downsize by 1 inch.

For example, side to side measurement for The Flat Head 3002 waist is 28inch and using our method 29.25 inch.

Front Rise:

With the jeans lying flat measure from the crotch bar tack to the top of the waistband. 

Back Rise:

Spread out the crotch so the bar tack is visible, then measure from the crotch to the top of the waistband.


One inch down from the crotch measure flat across to the other side.


Flatten the leg and measure along the inseam from the crotch to the leg hem. 

Leg Openning:

Measure straight across the hem from side to side.



Lay flat then measure from the shoulder's edge to the other shoulder's edge.


Lay shirt flat and measure from pit to pit.

Sleeve length:

With the sleeve flat measure from the shoulder to the cuff.

Arm hole openning:

Measure from the shoulder down to the pitt.

Vertical length:

With the shirt facing down, Measure from below the collar to the bottom hem.