Rule 34 Dev - 1girl argon_(argon18) black_hair blush breasts cleavage earrings fanning fanning_self hair_bun hand_fan hot idolmaster idolmaster_cinderella_girls jewelry kirino_aya long_hair looking_at_viewer open_mouth pendant pink_tank_top purple_eyes simple_background single_hair_bun sweat tank_top white_background|13861209726