The Man Who Wanted to Be Ultraman(1993)

Hiroshi Asami has been working at Tsuburaya Productions for nearly 20 years. He is a member of the special effects team who both creates and wears kaiju costumes, making him an expert on how they move. As a seasoned veteran of the Ultraman Series, Hiroshi is involved in the production of a new movie. However, when it is decided to replace the traditional kaiju costumes with CGI to make the film more internationally appealing, he is removed from the team and transferred to another department.