The default costume of hololive's Usada Pekora.
It consists of a white fur-trimmed coat dress worn over a strapless black bunnysuit with a underboob cutout or cutout above navel. A white fur scarf (which is actually a living rabbit creature called Don-chan), white puffy detached short sleeves, black fur-trimmed gloves, black pantyhose, a bridal garter, fur ankle garters and white mary janes with blue colored soles.
This tag implicates usada_pekora (learn more).