otono (bkt4b), forever young (umamusume), umamusume, commentary request, highres, 1girl, alternate costume, animal ears, blush, bottle, braid, breasts, brown hair, eyewear on head, flower, green eyes, hair flower, hair ornament, holding, holding bottle, horse ears, horse girl, japanese clothes, kimono, long hair, looking at viewer, multicolored hair, obi, one eye closed, open mouth, outdoors, ponytail, ramune, red-tinted eyewear, red streaks, sash, smile, solo, streaked hair, sunglasses, teeth, tinted eyewear, upper teeth only, v, white streaks, wide sleeves, yukata