1girl, ass, black_bra, black_panties, blue_hair, bra, bra_visible_through_clothes, cellphone, couch, dress_shirt, facing_away, from_behind, hair_bun, horai_sennkyo, long_hair, love_live!, love_live!_sunshine!!, lying, on_couch, on_side, panties, phone, pillow, see-through, see-through_shirt, shirt, skirt, sleeping, smartphone, solo, tsushima_yoshiko, underwear, unworn_skirt