1girl :< bangs black_legwear black_skirt blush braided_bun breasts brown_eyes brown_hair cleavage closed_mouth collarbone collared_shirt eyebrows_visible_through_hair formal from_below frown glasses hand_on_hip highres houjou_karen id_card idolmaster idolmaster_cinderella_girls indoors kazu lanyard large_breasts looking_at_viewer looking_down office_lady open_collar panties panties_under_pantyhose pantyhose partially_unbuttoned pencil_skirt pinstripe_suit shirt short_hair skirt sleeves_rolled_up striped suit swept_bangs thighs underwear vertical-striped_skirt vertical_stripes white_shirt