White horn, buffalo horn or tortoiseshell U-shaped Kanzashi hairpin

The luster, transparency, and color are all good.
On the third image, there is minor insect damage on one side of the scale. The white areas are not from external insect damage, but from internal peeling.
There are age-related deterioration, scratches, and dirt from use. Please examine the photos carefully and consider purchasing only if you understand antique and vintage items.

Japanese clothing accessory, Antique, Japanese Kimono Jewelry, collection, Kanzashi