1girl, ahoge, alternate costume, animal ears, breasts, cosplay, detached sleeves, fang, greyscale, hair ornament, horse ears, horse girl, kantai collection, kitasan black (umamusume), kodachi (kuroyuri shoukougun), looking at viewer, medium breasts, medium hair, monochrome, ninja slayer, scarf, sendai (kancolle), sendai kai ni (kancolle), sendai kai ni (kancolle) (cosplay), solo, umamusume