1girl, ass, bare_legs, bikini, blonde_hair, blue_bikini, blush, breasts, closed_eyes, idolmaster, idolmaster_cinderella_girls, lying, mrhunking, multiple_views, navel, on_stomach, open_mouth, ponytail, sakurai_momoka, sandals, shoulder_blades, simple_background, small_breasts, smile, swimsuit, thighs, toeless_footwear, white_background