This is a vintage Fukuro obi
by Tatsumura Factory, the most famous obi weaver.
It has exotic circle motifs, which are boldly woven with shiny threads.
Textile is transparent silk and has soft touch. (it seems to be ro textile)
It is well tied and there are prominent folding lines.
It has small stains near in otaiko patterned part (B).
There is a large stain near in maegara( front patterned part). (C)
It has other flaws and please check detail photos.
*Approx background color - beige
Softness ( Exceptionally Soft,□ Soft, Medium, Comparatively Stiff, Stiff )