Rule 34 Dev - 10s 1boy 1girl ahoge blue_eyes blush breasts glasses green_hair grey_hair haruchika hetero hiyama_kaiyuu hood hoodie hug hug_from_behind lowres open_mouth pink_eyes ponytail school_uniform serafuku serizawa_naoko short_hair simple_background skirt upper_body white_background yuriko_(yuriko_popo)|6851668356