A fantasy action set in a world of Western films. One day the Nohara family, Kasukabe Defense Forces (Shinnosuke Nohara and his mates: Kazama-kun, Nene-chan, Masao-kun and Bo-chan), and other people living in Kasukabe City get lost in a world within a Wild West film, which is a city ruled by an evil governor named Justice. The time progression has been stopped there because the film is unfinished but people are losing their memories about the past little by little. To go back to their former world, the Kasukabe Defense Forces tries to defeat Governor Justice and finish the film before everyone loses their memories.

A comical fantasy adventure on a fight against invaders from another world. The ruler of dark world "Don Kurai," Dark, plots to dominate the human world. There is a legend about three treasures and a hero in Don Kurai, and Dark takes over one of the three treasures, a bell of copper, but a man sent other two treasures (a spear of gold and a shield of silver) to the human world. Shinnosuke falls into Dark's trap and opens the door between the human world and Don Kurai, but he becomes the hero selected by the spear of gold. With the power of a girl from Don Kurai, Mata Tami, the Nohara Family transform into various things and fight against Dark.

Comical action adventure film including a caricature of radical ecoactivism and theme of bond between mother and children. The new mayor of Futaba Town, Kasukabe-City, Saitama Prefecture, Mamoru Shizan promotes ecology activities, but his true identity is the leader of an eco-terrorist organization "SKBE: Save Keeping Beautiful Earth", and he launches a plan to transform human into animals by making them take a drink to change into animals. By taking the drink, Shinnosuke's father, Hiroshi changes into a chicken, and his mother changes into a panther. With a mystery woman Victoria, the Nohara Family and half-animalized members of Kasukabe Defense Forces fight against SKBE to stop Shizen's plan.

Comical action adventure film set in the future world, like a dystopian science fiction. Shinnosuke's future fiancee, Tamiko Kaneari comes from the future via the time machine. She says her father Masuzo Kaneari captures adult Shinnosuke in the future world and they needs the power of Shinnosuke at age 5 to rescue him. She takes Shinnosuke and Kasukabe Defense Forces members to the future big city Neotokio, which is the world ruled by Masuzo Kaneari, the president of the electric power company Kaneari Electric.

Comical action spy film including an indecent material (flatus) and a story of a girl who had obeyed her parents, but becomes self-aware. A mystery spy girl Lemon Sunomono suddenly appears in front of Shinnosuke, and she calls herself an emissary of Action Kamen. She had trained as a spy by her parents in the Sukashipestan Republic, and works for the Queens. Under her guidance, Shinnosuke decides to be a spy to fight for justice, and receives spy training. Under the instruction of Action Kamen, Lemon and Shinnosuke perform a mission to creep into the laboratory in the Hedelna Kingdom and recapture a capsule from an evil professor, but Lemon finds the real purpose of the Queens, and they fight to foil the plot of the Queens.

An action comedy set in the solar system, about a row over Himawari, Shinnosuke's younger sister, between the Nohara family and aliens. Shinnosuke has a fight with Himawari, because she ate his crème caramel. Suddenly, two mysterious men appear and Shinnosuke signs an agreement to leave her with them. They abduct the Nohara family to the Planet Himawari by UFO. On the Planet Himawari, Sunday Goronesky the Great says Himawari needs to be the princess of the planet in order to save the Earth and the Planet Himawari from the fateful crisis.

Comical adventure story starring Kasukabe Defense Forces and dealing with "food" as theme. Kasukabe Defense Forces (Shinnosuke and his mates: Kazama-kun, Nene-chan, Masao-kun and Bo-chan) decide to attend "B-class Gourmet Carnival", a big event in Kasukabe, without their parents, to eat very tasty yakisoba sauce cooked by "Sauce's Ken". On the way, a mystery woman asks them to bring a legendary sauce to Sauce's Ken. They head to the event site with the sauce, but they wander off into a mountain, and "A-class Gourmet Organization", an organization plotting to eliminate B-class gourmet, seeks to take the sauce away from them.

Hiroshi got a slipped disk due to a back injury. He was taken to an Este salon by a mysterious beautiful girl who appeared suddenly, to receive a free trial of beauty treatment as well as a massage. When Hiroshi returned home after a beauty treatment, he was surprised to see himself in the form of a robot. Shinnosuke gets overjoyed, whereas Misae gets worried on seeing him as a naked robot. The robot version of Hiroshi turns out to be convenient. The robot Hiroshi could be controlled by a remote control and pretty much do anything including cooking and cleaning. Meanwhile, Hiroshi realizes that his turning into a robot has to do something with that Este salon. However, this new change was a dark conspiracy hatched by “Chichi Yure Doumei (The Association of Fathers)” to create a strong father figure for all the fathers in Japan. Soon, many dads in the whole nation go out of control, and the Nohara family (Shinnosuke's family) and Kasukabe start falling apart. Before the near-collapse of Kasukabe, Shinnosuke and Hiroshi i.e. Robot dad stand up to save the day. Featuring the most intense battle of middle-aged men, the movie brings a touching story that makes all fathers and families in Japan cry.

Hiroshi was ordered to be the manager of his company's Mexico branch in order to collect the fruit of a new type of cactus that has the sweetest nectar. So, Nohara family packs up and moves to Mexico to live there. They had to bid farewell to their acquaintances and the citizens of Kasukabe with tears. Shinnosuke heard that Mexican young girls are stylish and beautiful and became eager for this journey. On arriving at Mardequellyovaca city in Mexico, a new life full of anxiety, surrounded by unique neighbors awaits them. But Shinnosuke and Nohara family had no idea that flesh-eating killer cactuses are going to attack. To save the town, the Nohara family and their neighbors work together to fight against "Killer Cactus".

A story set in the dream world, depicting the Kasukabe Defense Forces and the Nohara Family fighting against a nightmare trouble. One day the people in Kasukabe come to be able to have dreams they want in their sleep, after having a strange dream in which a giant fish swallows them. The people enjoy having their own distinctive dream in the dream world, but the world gradually changes into a nightmare world. Shinnosuke Nohara and Kasukabe Defense Forces members let Saki Nubatama, a girl who moves in Kasukabe, join the group, and they go into the dream world to explore the cause of the nightmare.

The film's story begins when Shiriri, an alien, arrives and turns Hiroshi and Misae into children. To turn them back, Shinnosuke must travel the length of Japan with Shiriri hidden in his butt. Meanwhile, Shiriri's father is moving forward with a huge conspiracy.

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