1girl, blush, breasts, brown_hair, cleavage, closed_mouth, collarbone, collared_shirt, cool_na_tsukishiro-san_wa_ore_ni_dake_dere_kawaii, embarrassed, jewelry, large_breasts, long_hair, looking_at_viewer, lying, narumi_nanami, navel, necklace, on_back, red_eyes, shirt, skirt, solo, tsukishiro_aoi, white_shirt