Length: ~4.5m double width

The fabric is double width, which is sometimes done to decrease the manufacturing cost in multiple steps.
I'm unsure what the pattern is exactly supposed to be. These look like clouds, but the coloration makes me think these are supposed to be vines.

Age:
1980s or earlier

Fabric Quality:
Moslin wool, lightly textured (moslin wool is usually softer and smoother than standard wools used in Japan), not as scratchy as most wools
A - Few or no signs of age and storage may be seen.

Cleaning:
Dry Clean Only!
Air outside on a dry day a couple times a year.

Quality Rank (Outer Fabric):
S = Near Mint Condition, No signs of aging, staining, or wear.
A = A very small amount of staining or aging can be seen, such as one or two age spots.
B = Signs of use and a few small stains or many tiny stains (such as dots from aging).
C = Stains are easy to spot, large, and/or numerous, and may contrast heavily with the fabric.
D = Holes or very large stains. Significant signs of aging and use may also be seen.
E = Salvage only.