2girls, ahoge, animal_ears, arms_around_neck, arms_at_sides, asymmetrical_docking, bikini, bikini_shorts, black_bikini, black_hair, blue_eyes, blush, breast_press, breasts, brown_hair, cloud, cowboy_shot, day, eishin_flash_(umamusume), eye_contact, grin, herohero_(higashi_no_dou), horse_ears, horse_girl, horse_tail, long_hair, looking_at_another, medium_breasts, medium_hair, multiple_girls, nakayama_festa_(entrust_myself_to_the_dice)_(umamusume), nakayama_festa_(umamusume), navel, ocean, official_alternate_costume, outdoors, parted_lips, purple_eyes, rock, shorts, sideways_mouth, small_breasts, smile, swimsuit, tail, umamusume, water, white_bikini