pataneet, biwa hayahide (umamusume), umamusume, highres, 1girl, ahoge, animal ears, blue one-piece swimsuit, breasts, competition school swimsuit, cowboy shot, glasses, horse ears, horse girl, large breasts, long hair, looking at viewer, one-piece swimsuit, red-framed eyewear, school swimsuit, semi-rimless eyewear, simple background, solo, swimsuit, under-rim eyewear, very long hair, wavy hair, white background, white hair