1girl, ;d, animal_ears, between_breasts, blue_eyes, blue_jacket, blush, boots, breasts, brown_hair, brown_skirt, flower, full_body, hair_flower, hair_ornament, horse_ears, jacket, long_sleeves, looking_at_viewer, lying, medium_breasts, on_back, one_eye_closed, open_clothes, open_jacket, saboten_mushi, sakura_chiyono_o_(umamusume), skirt, smile, solo_focus, strap_between_breasts, sweater, umamusume