vei (vtuber) (sky empress)

The 7th costume of Veibae, referred to as 'Sky Empress', as seen in Danbooru post #5264247, which debuted on April 10, 2022. It's designed by Dishwasher1910, and illustrated by Neonbeat.

Having now become a dragon girl, she gains dragon horns, a blue flame-tipped dragon tail, white hair and multicolored purple-yellow eyes. She wears a white leotard, stirrup white thighhighs, and a white fur-trimmed robe, with options to enable or disable her wearing it.

This tag implicates vei_(vtuber) (learn more).