1girl, d, bare_shoulders, blush, breasts, brown_hair, cleavage, hair_ornament, idolmaster, idolmaster_cinderella_girls, lying, midriff, mk_(mod0), navel, on_back, open_mouth, panties, skirt, smile, solo, strapless, thighhighs, totoki_airi, tube_top, twintails, underwear, white_panties, white_thighhighs, yellow_eyes