2girls, ahoge, akatsuki_(kuon), animal_ears, black_hair, blonde_hair, breasts, brown_hair, cleavage, cleavage_cutout, clothing_cutout, corset, detached_sleeves, eye_contact, grass, hair_ornament, holding_hands, horse_ears, horse_girl, kitasan_black_(umamusume), long_hair, looking_at_another, lying, medium_breasts, multicolored_hair, multiple_girls, obi, on_back, open_mouth, orange_eyes, outdoors, sash, satono_diamond_(umamusume), shirt, short_hair, sleeveless, sleeveless_jacket, sleeves_past_fingers, sleeves_past_wrists, small_breasts, smile, streaked_hair, umamusume, upper_body, yellow_shirt