anti (untea9), mikazuki (kancolle), high school fleet, kantai collection, highres, 1girl, ahoge, alternate costume, black hair, blue background, blush, breasts, cowboy shot, gluteal fold, gradient background, hair between eyes, holding, holding mop, jacket, long hair, long sleeves, looking at viewer, mop, open mouth, small breasts, smile, solo, twitter username, two-tone swimsuit, white jacket, yellow eyes, yokosuka girls marine high school swimsuit