1girl, aoki_kei, armpits, black_tank_top, breasts, cleavage, clothes_lift, collarbone, convenient_censoring, green_pants, idolmaster, idolmaster_cinderella_girls, looking_at_viewer, medium_breasts, pants, shirt_lift, short_ponytail, side_ponytail, solo, steam, steaming_body, sweatdrop, tank_top, trainer_(idolmaster), underboob, ushimochi, wristband