This is a refined Oshima Tsumugi
kimono with geometric pattern, which is woven with double ikat technique.
Textile is Tsumugi
silk and has soft touch, which is the feature of Oshima Tsumugi
The lapel is hiro-eri (wide lapel).
Basting stitches remain, and there are no flaws on the outside.
The lining has some flaws such as discolorations and patinas.
It will be still wearable if you don't mind minor flaws.
Please check photos and a figure for details.
*Approx background color - navy/ black