urabi (tomatohouse), aketa mikoto, idolmaster, idolmaster shiny colors, 1boy, 1girl, bikini, bikini bottom aside, black bikini, black thighhighs, breasts, brown hair, clothing aside, cowboy shot, female pubic hair, huge breasts, indoors, navel, nipples, open mouth, playboy bunny, pubic hair, rolling eyes, sex, sex from behind, short hair, solo focus, spread legs, sweat, swimsuit, thighhighs, watermark