Natsume Atari

Natsume Atari Co., Ltd. (Japanese: ナツメアタリ株式会社) is a Japanese video game developer and publisher based in Shinjuku, Tokyo, Japan, known for developing licensed titles and mobile games. The company was founded as Natsume Co., Ltd. (Japanese: ナツメ株式会社)in 1987. In 1995, its American division Natsume Inc. split to become an independent company. The name "Natsume" was retained by both companies in their respective countries. In 2013, Natsume Co., Ltd. renamed itself Natsume Atari following a merger with its subsidiary Atari Inc. (a pachinko company, not to be confused with the American game company) that year. The company adopted its current name, Winning Entertainment Group Inc. (Japanese: Winning Entertainment Group株式会社; WEG), on January 1, 2026.