Japan Blue Heavyweight Rip-Stop F.W.U Jacketed Shirt (Black)

Size Guide

Inspired by the 1960s U.S Army Field Worker Uniform, Japan Blue re-created it to be some fashionable look jacketed shirt!

This shirt is made of heavyweight ripstop fabric which is tightly woven from a vintage machine. The solid black colourway is sulphur thread dyed, with wear and wash, you will expect it to age to a more vintage look!

It looks like a work shirt but is actually in jacket construction. The adjustable cuffs and hidden inner mesh pocket are so practical for your everyday wear! Fitting-wise, it is in a relaxed fit that is quite popular nowadays!

Looking for some friendly priced jacketed shirt? This should be an amazing choice!

  • 100% Cotton
  • Japanese heavyweight ripstop
  • Black is sulphur thread dyed
  • Left chest pocket
  • Urea buttons
  • Hidden mesh inner pocket
  • Adjustable cuffs
  • Relaxed 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.