Ryo Katayama (片山享) born in Sabae, Fukui Prefecture, in 1980, is a Japanese film director, screnwriter and actor. After graduating from college in 2003, Katayama started a career as an actor, mainly performing in independent films. As a director, his short films received acclaim at numerous domestic film festivals, including the Special Jury Prize at Tachikawa Meigazadori Cinema Festival in 2018 for Meisoujyushi, and he wrote the screenplay for (1人のダンス). Roar (2020) is his directorial debut feature.