1girl, ass, beret, braid, brown_hair, dragon, from_behind, gojarun, half_updo, hat, hat_feather, highleg, highleg_panties, idolmaster, idolmaster_cinderella_girls, idolmaster_cinderella_girls_starlight_stage, long_hair, panties, seki_hiromi, side_braid, sitting, skindentation, solo, underwear, wavy_hair