2girls, o, animal_ears, artist_name, asymmetrical_bangs, ball, bare_shoulders, beachball, bikini, black_hair, blue_hair, blush, bracelet, breasts, brown_hair, cleavage, clothing_cutout, cloud, collarbone, cropped_jacket, day, frilled_bikini, frills, groin, hair_between_eyes, hair_ornament, hairclip, happy_meek_(umamusume), holding, holding_ball, horse_ears, horse_girl, horse_tail, innertube, jewelry, kiryuuin_aoi, lens_flare, looking_at_viewer, male_swimwear, medium_breasts, multiple_girls, navel, open_mouth, outdoors, pink_hair, purple_eyes, ryusei_(ryusei_b), shoulder_cutout, sunlight, swim_trunks, swimsuit, tail, umamusume, wading, water, wrist_cuffs