Rule 34 Dev - 1girl arm_behind_back blue_socks bow bowtie dress_shirt female_focus gradient_background hair_ornament hairclip hand_on_own_thigh hand_on_thigh kneehighs leaning mm! open_mouth pleated_skirt purple_eyes purple_hair sakura_koharu school_uniform shirt simple_background sitting sketch skirt socks solo yuuno_arashiko|5013425196