The film was produced during Second Sino-Japanese War, before the Pearl Harbor Attack in 1941. The film mainly concerns the training of newly-recruited pilots and their daily life, then their subsequent fighting experiences in China. Army supported the production, providing all the authentic airplanes, training and actual actions. They even provided the older biplanes disguised as Chinese fighter planes. Obinata plays the trainer-turned-combat-leader, who is passionate and cool at the... see more