1girl, ahoge, bangs, bare_arms, bare_shoulders, blanket, breasts, brown_hair, collarbone, folded_ponytail, hair_ribbon, hand_on_own_stomach, lying, medium_breasts, navel, on_back, panties, parted_bangs, pillow, pink_panties, pink_shirt, red_ribbon, ribbon, shirt, short_hair, side-tie_panties, sidelocks, sleeping, solo, underwear