She’s a coordinator of the Yamagata International Documentary Film Festival (YIDFF) since 2001 and the director of Tokyo Office since 2015, and also works for Cinematrix, a film distribution company based in Tokyo. Hama coordinated programs at YIDFF like “Okinawa: Nexus of Borders: Ryukyu Reflections,””Islands / I Lands-Cinemas in Exile,” “Vista de Cuba” and more. She co-founded the art curatorial unit cimarcus. She also curated the film program for the Aichi Triennale 2016, in which Takamine Go’s feature-length film “Hengyoro (Queer Fish Lane),” the film that Hama produced, premiered