Onoda is a Japanese film released in 2021, directed by Arthur Harari. It tells the true story of Hiroo Onoda, a Japanese soldier who continued to fight in World War II for nearly 30 years after the war had ended, believing that he was still engaged in combat. The film explores themes of loyalty, isolation, and the impact of war on the human psyche. It highlights Onoda's struggles as he navigates his beliefs and the changing world around him, ultimately leading to his eventual return to civilian life in the 1970s.