It is a very beautifl Japanese Makie Bira-bira KANZASHI. I think the material is resin, but I don't know exactly.
Hairpin Japan Antique
Vintage Japanese Bira-bira Kanzashi set of 4 Kimono Hair Ornament
Vintage Japanese Bira-bira Kanzashi Kimono hairpin Hair Ornament
Hairpin Japan Antique
Vintage Japanese Bira-bira Kanzashi set of 4 Kimono Hair Ornament
Japanese Bira Kanzashi set of 3 Modern Kimono hairpin Hair
FRCOLOR Japanese Hair Clips For Women Girls Bridal
Kanzashi In other Japanese Antiques for sale
Japanese Bira Kanzashi set of 3 Modern Kimono hairpin Hair
FRCOLOR Japanese Hair Clips For Women Girls Bridal