Rule 34 Dev - 1boy akita_neru akita_neru_(cosplay) allen_walker bad_id bad_pixiv_id blouse brown_eyes card cosplay d.gray-man detached_sleeves grey_shirt headphones holding holding_card houhou_(black_lack) long_hair male_focus midriff navel necktie ponytail ribbon scar shirt solo timcanpy vocaloid white_hair yowane_haku yowane_haku_(cosplay)|1140318972