This is a gradation color full shibori(tie-dye) Komon
Textile is silk, and it has soft touch.
Collar is hiro-eri (unfolded).
It has prominent stains as shown on photo (C) in places, and because of these stains, it cannot be worn.
Discoloration caused by patinas on base color is not disturbing.(D)
It has some other flaws, such as prominent patinas and slight discoloration on lining, and as shown on photos.
Please see photos for details.
It must be an amazing handicraft material!