1girl, animal_ears, beach, bikini, breasts, cleavage, collarbone, flower, hair_flaps, hair_flower, hair_ornament, horse_ears, horse_girl, horse_tail, moyashi_toufu, navel, ocean, off-shoulder_bikini, off_shoulder, official_alternate_costume, open_mouth, outdoors, sakura_chiyono_o_(sakura_hearts_are_super_good_hearts)_(umamusume), sakura_chiyono_o_(umamusume), sand, sky, solo, swimsuit, tail, umamusume, water_gun