This is a Nagoya obi
with lovely ivy pattern, which is woven.
Silver foil threads included in fabric twinkle gently.
Textile is silk, and it has soft touch.
Stain A on one side of Maegara is not disturbing.
Discoloration is seen on black part and on the wrong side.
Smudge continues to Tesaki end. (third photo below the drawing image)
There is also a large stain, described as patinas, on the wrong side.
Please see photos for details.
Although it has some flaws as mentioned, it still is a very charming item to wear!
It has slight musty smell.