Follow the friendship between the Nobara family’s pet dog Shiro and a “small dinosaur”. Their connection helps the growth of Shinnosuke and the Kusakabe Defense Squad.
When the five visit a private academy, Kazama is attacked, and left with reduced intelligence and strange bite marks.
When the mysterious Shiriri turns his parents into children, Shin-chan must trek across Japan to help return them to adult form.
A diabolical plot to empower pushover dads causes Shin-chan’s father to return home as a robot. The Nohara family bond is about to be put to the test!
The Noharas get abducted by aliens who claim that Shin-chan’s baby sister is their princess! Will she stay on this planet or return to Kasukabe?