Japanese broadcaster NHK revealed that the TV anime adaptation of Yoshio Nakae and Noriko Ueno's Little Mouse's Red Vest (known in Japan as Nezumi-kun no Chokki ) picture book series will begin airing on April 4, 2026 at 9:30 JST . The series stars Kenjiro Tsuda (Tatsu in The Way of the Househusband ) as Nezumi-kun and Mamiko Noto (Sawako in Kimi ni Todoke: From Me to You ) as Nemi-chan, with the pair to also voice all other characters. RELATED: Little Mouse's Red Vest Picture Book Series Announces TV Anime Adaptation POPLAR Publishing, Inc. began releasing the Little Mouse's Red Vest series in 1974, and to-date the series has more than 5 million copies in circulation in Japan and over 16 million internationally. Yoshio Nakae writes and Noriko Ueno illustrates the series, which celebrated its 50th anniversary in 2024. Nobuyoshi Habara ( My Status as an Assassin Obviously Exceeds the Hero’s ) directs the anime adaptation at studio Creadom8, with Kanemori Yasuda alongside as character designer and CG director. Source: NHK
