Wicked Priest 4: The Killer Priest Comes Back Released 1970-02-21 is a story that falls under the category. Movie Story "In Meiji Period Japan, the carrying of swords had been outlawed, so Shikai, the Killer Priest carries his sword disguised as a Priest?s staff. One of the strongest entries in the series, Shinkai is badly injured, and must face his worst enemy in what could be their final showdown.".