finana ryugu (1st costume)

The default outfit of Nijisanji EN's Finana Ryugu, as seen in post #4794874.

Her default outfit consists of a frilled sailor collar green dress, wrist cuffs, bike shorts, and a blue showgirl skirt, with an ornamental belt comprised of seashells and starfish and a pair of green and white high heels. Her outfit has a navel cutout, and she has tattoo-like scale-shapped markings on her neck and legs. She often wears green nail polish.

This tag implicates finana_ryugu (learn more).