ornamental clip; decorative clasp
Refers to a small decorative clip used to fasten hair, obi sashes, or other accessories. The name is onomatopoeic from the snapping sound it makes.
I attach an ornamental clip to the obi of my yukata.
I used a small ornamental clip to hold back my bangs.
Abbreviated spelling, also seen.
From the onomatopoeia ぱちん (snap) and 留め (fastener), referring to the snapping sound the clip makes when closed.