The Nikkatsu Corporation (日活株式会社, Nikkatsu kabushiki kaisha) is a Japanese entertainment company known for its film and television productions. It is Japan's oldest major movie studio. The name Nikkatsu amalgamates the words Nippon Katsudō Shashin, literally "Japan Cinematograph Company".
The company has been known for many classic films like Pigs and Battleships and modern films like the Yatterman live action film, the Gatchaman film and Alien vs. Ninja as well as some Non-Japanese film distributions and a co-production joint with Takara Tomy with Cartoon Network's Transformers Animated and The Hub Network's Transformers Prime for japanese distribution. And don't forget about the Pink films that the company made in the past. (Those Pink films are NSFW)
For the Harmony Unleashed series, Nikkatsu distributes films related to the franchise only in Japan. As well as being the production co-operation for Harmony Unleashed: Human Ponidox Continuum Shift and Harmony Unleashed: Anthro Bunraku alongside Toei Company, Tohokushinsha Film Corporation and Toho.