Nobita Nobi is so hapless that his 22nd century decendants are still impoverished as a result of his 20th century bumbling. In a bid to raise their social status, their servant, a robotic cat named ...

On the last day of summer vacation, Nobita finds a mysterious ocarina that summons a whale named Gony, who responds to a unique 52-hertz sound. Traveling back 7,000 years, Nobita, Doraemon, and ...