Wakaokami wa Shougakusei! Movie made its world premiere at the 2018 Annecy International Animated Film Festival before opening in theaters in France a few months later on September 12, one week before the Japanese theatrical release. In 2019, the film was nominated for Best Indie Feature at the 47th Annual Annie Awards. In the same year, it won the Excellence Award at the 22nd Japan Media Arts Fes

Wakaokami wa Shougakusei! Movie made its world premiere at the 2018 Annecy International Animated Film Festival before opening in theaters in France a few months later on September 12, one week before the Japanese theatrical release. In 2019, the film was nominated for Best Indie Feature at the 47th Annual Annie Awards. In the same year, it won the Excellence Award at the 22nd Japan Media Arts Festival. The movie was released on Blu-ray and DVD by Shout! Factory on July 2, 2019.