This is a Nagoya obi
with dynamic bamboo motif, which is dyed with shibori(tie-dye) technique.
Textile is soft silk.
Honmon 'arranged Sayagata pattern' pattern is woven on fabric.
It has folding lines and the base color is slightly discolored.
There is a stain below the Otaiko pattern. (second photo below the drawing image)
There is also a same type of stain (A) on Maegara.
When you start wrapping the obi from your right tummy to left(Rotate obi counterclockwise), clean side of Maegara will show.
It has some other flaws as shown on photos.
Please see photos for details.
Although it has some flaws as mentioned, it is still in wearable condition.