itacha (artist), daiwa scarlet (mini vacation) (umamusume), daiwa scarlet (umamusume), umamusume, commentary, highres, 1girl, animal ears, artist name, bikini, bow, breasts, brown hair, closed mouth, hair bow, horse ears, horse girl, horse tail, large breasts, long hair, looking at viewer, low twintails, navel, ocean, official alternate costume, outdoors, partially submerged, red bikini, red bow, red eyes, smile, solo, swimsuit, tail, twintails, wet