1girl, d, animal_ears, bare_arms, bare_shoulders, bikini, blush, breasts, brown_hair, cleavage, collarbone, daiwa_scarlet_(umamusume), fang, frilled_bikini, frills, hair_between_eyes, hair_intakes, hand_on_own_hip, hand_up, happy_birthday, horse_ears, large_breasts, layered_bikini, long_hair, looking_at_viewer, low_twintails, navel, official_alternate_hairstyle, red_bikini, sarachi_(sara_dayluv), simple_background, smile, solo, swimsuit, thigh_gap, twintails, umamusume, very_long_hair, water, white_background