inu (aerodog), akizuki ryo, sakurai yumeko, idolmaster, idolmaster dearly stars, hand on head, striped, 00s, 1boy, 1girl, antenna hair, arm around neck, bare shoulders, bed, blush, bottomless, breasts, brown eyes, brown hair, closed eyes, clothed male nude female, condom, condom packet strip, condom wrapper, couple, crossdressing, detached sleeves, from behind, glasses, hetero, kiss, leg lock, nipples, nude, open mouth, panties, panties around leg, saliva, sex, short hair, sitting, sitting on person, skirt, straddling, thighs, tissue, tissue box, tongue, trap, underwear, unworn clothes, upright straddle, vaginal