A-1 Pictures, Inc. is a Japanese animation studio founded by ex-Sunrise producer Mikihiro Iwata. It is a subsidiary of Sony Music Entertainment Japan's anime production firm Aniplex.

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).