Instead, when the back of the garment is sewn up, a 3 cm-wide shred called Sefuse, being cut from the same cloth or different cloth of a similar color, is sewn together with it in such a way as to give a 5 mm-wide seam allowance, which is used to wrap around the seam allowances of the back parts and be sewn seamlessly to the seam allowance of the left back part of the garment.
その代わりに背伏せという幅3cmくらいの共布、あるいは類似色の別布を用意し、背を縫う時、縫い代5mmほどでいっしょに縫い、背縫い代をくるんで左身頃の背縫い代に絎け付ける。