Question: What is the main occupation of Hiroshi Sakaguchi, founder of Ki Arts, a traditional Japanese company in Northern California and who features in the 2010 documentary film directed by Tao Ruspoli, based on Martin Heidegger's philosophy?
Sentence (from "Hiroshi Sakaguchi"): He is featured in Tao Ruspoli's film Being in the World.
Relevant evidence: Yes