1girl, armpit_crease, breasts, brown_hair, camisole, closed_mouth, hair_over_one_eye, hand_on_own_stomach, hat, long_hair, looking_at_viewer, looking_to_the_side, lying, on_back, purple_eyes, rice_shower_(umamusume), small_breasts, solo, string, umamusume, upper_body, yonemochi_yume