Crayon Shin-chan: Shrouded in Mystery! The Flowers of Tenkasu Academy is the 29th film in the beloved Crayon Shin-chan series. Directed by Wataru Takahashi and written by Kimiko Ueno, this 2021 Japanese anime film takes Shin-chan and his friends on a thrilling adventure at the elite Tenkasu Academy.
The story begins with Shinnosuke and the Kasukabe Defense Force spending a week at Tenkasu Academy, a prestigious boarding school managed by a state-of-the-art AI named Otsmun. Each student starts with 1000 points, which can increase or decrease based on their behavior and academic performance. However, the fun takes a mysterious turn when Kazama is attacked, resulting in a loss of intelligence and strange bite marks on his butt.