License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Gotō Mitsumasa (Jujō). Set of Sword Fittings (Mitokoromono) with Two Additional Knife Handles (Kozuka) and a Pair of Grip Ornaments (Menuki), early–mid-18th century. The Metropolitan Museum of Art.