Rule 34 Dev - 2girls absurdres animal_ears bad_id bad_pixiv_id book braid busujima_tetoro chemistry chemistry_set english_text graphite_(medium) hat highres long_hair monochrome multiple_girls necktie nurse_cap rabbit_ears reisen_udongein_inaba shirt short_sleeves test_tube touhou traditional_media yagokoro_eirin zun_(style)|6913312146