Rule 34 Dev - 00s 4girls beret black_hair bottle nib_pen_(object) glasses hat highres hiiragi_kagami hiiragi_tsukasa ink inkwell iwasaki_minami kobayakawa_yutaka long_hair lucky_star manga_(object) multiple_girls nyanmilla pen raglan_sleeves red_eyes room ruler shelf sisters tamura_hiyori twins vocaloid wakase_izumi window|2037194991