Rule 34 Dev - 1boy 1girl bad_id bad_twitter_id black_hair comic djmn_c earrings greyscale hair_slicked_back hanafuda haori japanese_clothes jewelry kamado_tanjirou kimetsu_no_yaiba kochou_shinobu monochrome pants scar_on_face scar_on_forehead stethoscope translation_request|10959045435