how to make a Japanese vest / kimono without sleeves?

1. measure and cut all parts according the technical drawing below. before cutting add 1cm for the seams and hems.

technical drawing for the measurements
all parts

2. stitch the ribbon for the neckline to 1 long piece.

1 long ribbon

3. stitch the shoulders together and finish it off with a overlockstitch (or zig-zag).

shoulder-seams together
overlocking of the shoulder-seams
finished shoulder-seams

4. pin the ribbon onto the front and neckline on the inside of the fabric and start pinning in the middle of the neck. stitch it, fold 1cm of the side of the ribbon in and double-up against the good side of the fabric.stitch once the ribbon is pinned in place.

pinned ribbon
stitched ribbon
fold in 1cm
pinned on the good side of the fabric
finished front and neckline

5. overlock (or zig-zag) first the sides of the vest, fold the vest at the shoulders, but leave 40 cm from the shoulders down for the arms and stitch it close.

pinned sides
stitched sides

6. finish the armholes by folding the fabric 1cm in and stitch it.

armholes pinned
finished armholes

7. overlock (or zig-zag) the bottom of the vest and hem it 1cm.

overlocking
stitching

8. finished vest (this vest is a Jedi-vest that goes other the other vests).

finished vest