Rule 34 Dev - 1boy 1girl asgykk black_shirt blonde_hair blue_eyes blue_pants book brother_and_sister closed_mouth hair_ornament highres holding holding_book hoshino_aquamarine hoshino_ruby long_hair oshi_no_ko pants pink_eyes pink_shirt shirt short_hair siblings star-shaped_pupils star_(symbol) symbol-shaped_pupils t-shirt twins|19629081108