2boys, akaza_(kimetsu_no_yaiba), animal_ears, black_hair, black_jacket, blue_eyes, cd2fm, collar, colored_eyelashes, dated, dual_persona, fangs, green_eyes, grey_background, grey_shirt, hakuji_(kimetsu_no_yaiba), halloween, harness, jacket, kimetsu_no_yaiba, long_sleeves, male_focus, mismatched_eyelashes, multiple_boys, o-ring, open_mouth, pink_hair, shirt, short_hair, tail, twitter_username, upper_body, white_jacket, white_shirt, wolf_boy, wolf_ears, wolf_tail