This is a sioze Nagoya obi
with pretty orchid pattern, which is dyed.
The arc in rich blue clearly stand out against its ivory background.
It has kiku (chrysanthemum) or bamboo instead for each side of maegara (front pattern).
Textile is sioze silk, and it's soft.
Mild discoloration can be seen over its ivory background.
Light stains shown in the second flaw photo are blueish so may be caused by the dyestuff.
Noticeable stains in photo A are on the reverse side of the wide tare part.
Please check the figure and photos.
*Tare part 12.2 in ( 31 cm) x 44.1 in ( 112 cm)
Belt part 6.1 in ( 15.5 cm) x 100.8 in ( 256 cm)
*Approx background color - ivory
Softness ( Exceptionally Soft,□ Soft, Medium, Comparatively Stiff, Stiff )