Rule 34 Dev - 1girl animated animated_gif aqua_eyes aqua_hair aqua_necktie black_skirt blue_footwear boots closed_mouth cobaltthehedgehog energy_ball energy_beam floating_hair hatsune_miku miniskirt necktie open_mouth shirt simple_background skirt sleeveless sleeveless_shirt solo tagme transparent_background twintails vocaloid white_shirt|23371337106