白湯1girl, masterpiece, Mejiro Ardan \(umamusume\), aqua hair, long hair, blunt bangs, asymmetrical bangs, sideburns, crown braid, horse ears, horse tail, ear ornament, purple eyes, navy blue mermaid evening gown, bead embroidery, sequin embroidery, sweetheart neckline, crystal-embellished shoulder straps, princess seam tailoring, flared hem, silver metallic stiletto sandals, ankle buckle, crystal Y-shaped necklace, teardrop pendant, silver teardrop earrings, elegant, detailed clothing白湯22