Fate/Grand Order is a free-to-play Japanese mobile game, developed by Lasengle using Unity, and published by Aniplex, a subsidiary of Sony Music Entertainment Japan. The game is based on Type-Moon's Fate/stay night franchise, and was released in Japan on 29 July 2015 for Android, and on 12 August 2015, for iOS. English-language versions followed on 25 June 2017 in the United States and Canada, and a Korean version was released on 21 November 2017. An arcade version titled Fate/Grand Order Arcade was released by Sega in Japan on 26 July 2018.

Aniplex, Inc. is a Japanese entertainment and media company that is part of the Sony Group as a division of Sony Music Entertainment Japan. The company is mainly engaged in the planning, production, and distribution of anime series with a focus on multimedia deployment of its own and licensed intellectual properties (IPs).