2girls :d blue_legwear brown_hair character_name circle_name copyright_name dixie_cup_hat dress from_behind full_body futami_ami futami_mami gloves hair_bobbles hair_ornament hand_to_own_mouth hat idolmaster idolmaster_(classic) kneepits military_hat multiple_girls open_mouth oyari_ashito panties pantyshot sailor_dress sailor_hat short_hair siblings side_ponytail sisters smile socks standing underwear white_gloves white_panties yellow_background