Doraemon: Nobita and the Birth of Japan

Doraemon and his friends embark on an adventure to ancient Japan, where they encounter Kukuru, a young boy desperate for help. He reveals that his tribe is under the oppressive rule of Gigazombie, a formidable enemy. Motivated by compassion and a sense of justice, Doraemon takes it upon himself to assist Kukuru and liberate his people. As challenges arise, the group must rely on their resourcefulness and friendship to confront the dark forces threatening Kukuru's homeland.