Tatsunoko Productions is a Japanese animation studio founded by Tatsuo Yoshida and his brothers Kenjii and Toyoharu on October 16, 1962. The name of the company is a play on words, translating as "Tatsu's child" (Tatsu was Tastuo's nickname) or "Sea Dragon" which inspired the company's seahorse logo.
The company was made famous for creating many popular anime shows of the 1960s and 70s, The most prominent being Science Ninja Team Gatchaman, Yatterman, Speed Racer, and Tekkaman, as well as doing animation work for Neon Genesis Evangelion in the 1990s.
In 2014, the company was acquired by the Nippon Television Network Corporation, controlling a 54% share of the company as a way of moving the projects they own in-house to the studio and licensing their properties to overseas distributors.