Kazutaka Watanabe worked in various positions in the film industry and at film festivals before founding his company E.x.N K.K. in 2014 to plan and produce films from A to Z. He has produced 3 feature films, 2 of which are international co-productions, and 1 short film. Since 2017, he has been the program coordinator for Rough Cut at the Yamagata International Documentary Film Festival. From time to time, he holds screening workshops for local residents in Japan so they can experience what it is like to watch films/footage he has encountered during his work.

E.x.N K.K. is a film production company that plans, produces, and creates subtitles for films and audiovisual media. It creates films with an international and local perspective in Asia, using a style not limited by country or nationality. He is known for directing Thus Spoke Kishibe Rohan (2020), as well as Rohan at the Louvre (2023).