A Good Librarian Like a Good Shepherd, known in Japan as Daitoshokan no Hitsujikai, lit. Large Library's Shepherd or The Shepherd of the Great Library), is a Japanese adult visual novel developed by August and released on January 25, 2013 for Windows as a DVD. The gameplay in Daitoshokan no Hitsujikai follows a branching plot line which offers pre-determined scenarios with courses of interaction, and focuses on the appeal of the five female main characters by the player character. A fan disc for Windows titled Daitoshokan no Hitsujikai: Hōkago Shippo Days was released in August 2013. A second, adult fan disc titled Daitoshokan no Hitsujikai: Dreaming Sheep was released in March 2014. A PlayStation Vita port of the original game and fan discs featuring additional content was released in February 2015.