Talk:The Muzzle of Nemesis/@comment-82.16.154.12-20140627162223/@comment-6192846-20140627170851

Since the original Japanese is 銃口 (juukou), that pun isn't inherent to the meaning; it refers to gun muzzles only. That said, its possible there's an intentional English pun there, though it doesn't seem as likely imo.