This is an Oshima Tsumugi
Kimono with seasonal flowers pattern such as 'kiku'(chrysanthemum) and 'botan'(peony) on fan, which is woven with weft ikat technique.
Textile is Tsumugi
silk and has soft and smooth touch, which is the feature of Oshima Tsumugi
It has basting stitches and seems just been cleaned.
Discoloration is slight so it is not disturbing.
Besides it has smudges so please check photos for details.
Though it has some flaws, it's still wearable enough.
Please enjoy its tasteful fashion!