Rule 34 Dev - 1boy armband black_necktie black_pants black_shirt blonde_hair closed_mouth collared_shirt crown earrings harukawa_(aonori1022) idolmaster idolmaster_side-m jewelry long_sleeves male_focus mini_crown necktie pants pierre_bichelberger purple_eyes red_armband shirt short_hair sketch smile solo white_background white_shirt|18382691691