Rule 34 Dev - 1girl blue_eyes blue_nails blue_skirt closed_mouth collarbone cross cross_hair_ornament fingernails gosegu grey_background grey_hair hair_between_eyes hair_ornament highres long_hair long_skirt musical_note nail_polish navel school_uniform serafuku signature simple_background skirt solo syu45 virtual_youtuber waktaverse|16276065741