Edit
The default costume of hololive's Houshou Marine.
It consists of a black pirate bicorne, a black coat (which she wears off shoulder most of the time), a cropped, sleeveless red jacket with golden buttons, gold trim adorned with a lapel pin in the shape of a pirate ship, worn over a see-through leotard with a black frilled choker or collar, a red ascot with a brooch on it, a red and white pleated miniskirt, a brown leather belt, white gloves, lace-trimmed black or brown thighhighs and high-heel brown leather fold-over ankle boots.