The beloved Japanese children’s book series, Nezumi-kun no Chokki (Nezumi-kun’s Vest), is set to receive a television anime adaptation, with its premiere slated for 2026. The announcement was made by Poplar Publishing Co., Ltd., bringing the charming stories of the red-vested mouse to a new animated format.
Bringing the Beloved Mouse to the Screen
The Nezumi-kun no Chokki picture books, known for their simple yet endearing narratives, center around the titular character, Nezumi-kun, a small mouse distinguished by his signature red vest. The original works are credited to Yoshio Nakae, with illustrations by Noriko Ueno. Poplar Publishing, the long-standing publisher of the series, confirmed the television anime project.
The picture books have captivated young readers with their gentle tales about Nezumi-kun and his various animal friends. One popular story involves Nezumi-kun’s vest, a gift from his mother, which stretches to accommodate his friends who wish to try it on. Another adventure sees Nezumi-kun trading his vest for a duck’s balloon. The series has been a staple in Japanese children’s literature for decades.
A Legacy in Animation and Print
This upcoming TV anime is not the first time Nezumi-kun has ventured into animation. The character previously appeared in the Tobidasu Ehon 3D movie in 2010. This history of adaptation underscores the enduring appeal of Nezumi-kun and his world. The picture books, praised for their simplicity and relatable themes of friendship and sharing, have resonated with generations of children and parents alike.
Fans can look forward to seeing Nezumi-kun’s adventures unfold on television, with the 2026 premiere marking a significant milestone for the cherished franchise. Further details regarding the anime’s production staff, voice cast, and exact release date are expected to be announced as development progresses.









