Enterbrain (エンターブレイン), formerly Enterbrain, Inc. (株式会社エンターブレイン, Kabushiki Gaisha Entāburein), is a Japanese publisher and division of Kadokawa Future Publishing founded on January 30, 1987, as ASCII Film Co., Ltd. (アスキー映画株式会社, Asukī Eiga Kabushiki-gaisha).

Enterbrain is based in Tokyo, Japan, with a paid-in capital of 410 million yen.

[1] Enterbrain releases light novels under their Famitsu Bunko imprint, which was established in 1998 and is aimed at young adult males.

Enterbrain also publishes stand-alone series without any imprint such as Yōjo Senki or Overlord.

[7][8] Busou Chuugakusei is the first venture in Enterbrain's XXolution project, a multimedia initiative that will span manga, novels, anime, illustrations, scripts, music, and other fields.