Doraemon: Nobita's Dinosaur (1980)

Doraemon and his friends travel to ancient Japan where they meet Kukuru. When Kukuru tells them that his tribe has been enslaved by Gigazombie, Doraemon decides to help him.

Op and Ed, two adorable donut-shaped animals - flummels - accidentally time-travel from 1835 to modern-day Shanghai. There they discover traffic, trans fats, and worst of all, that flummels are now extinct. It's up to this bumbling pair to save themselves and their species...and, just maybe, change the course of history.

Ash meets the Mythical Pokémon Volcanion when it crashes down from the sky, creating a cloud of dust—and a mysterious force binds the two of them together! Volcanion despises humans and tries to get away, but it’s forced to drag Ash along as it continues its rescue mission. They arrive in a city of cogs and gears, where a corrupt official has stolen the ultimate invention: the Artificial Pokémon Magearna, created 500 years ago. He plans to use its mysterious power to take control of this mechanical kingdom! Can Ash and Volcanion work together to rescue Magearna? One of the greatest battles in Pokémon history is about to unfold!

Nobita and Doraemon venture to the Heavy Smokers Forest in the Congo, where they find a stray dog and a giant statue. After discovering that they are wanted for trespassing on isolated kingdom land, Nobita and the rest must utilize the power of the mysterious statue to prove their worth.

Doraemon went missing for 3 days. But it turns out later that he went to the 22nd century to buy a mystery galactic express train ticket whose destination is a secret until the passengers arrive there and see for themselves.

When the mysterious Shiriri turns his parents into children, Shin-chan must trek across Japan to help return them to adult form.

Sewashi and Doraemon find themselves way back in time and meet Nobita. It is up to Doraemon to take care of Nobita or else he will not return to the present.

Doraemon and his friends have to rescue the people of Birdopia from the wrongdoing of vengeful former bird troopers before they unleash a wicked ancient dragon.

Nobita wishes the world into a magic-reliant one with Doraemon's Moshimo-Box, and, along with his friends, must stop an asteroid from hitting the planet with help from a sorcerer-in-training.

Nobita and friends decide to make a movie inspired by the space adventures of their heroes, but their fiction turns into a reality.