Rule 34 Dev - 1boy 1girl announcement_celebration atom:_the_beginning brother_and_sister brown_eyes brown_hair hand_on_own_face interlocked_fingers looking_at_viewer makoji_(yomogi) off_shoulder parted_lips short_hair short_sleeves siblings signature silver_hair tetsuwan_atom tsutsumi_moriya tsutsumi_motoko upper_body wheelchair|8112685113