The original version of the film starred Yoshimasa Hosoya (Attack on Titan) as the Mouseman.” Pierre Itō produced a series of over 70 Mouseman anime shorts from 2016 to 2018.
The original version of the film starred Takeshi Maeda (Hunter x Hunter) as Ken Tamaki, Maya Okamoto (Burn Up Excess) as Saori and Misato (Date A Live) as Tamako.”
Itō also produced the Mouseman: Ai no Katamari (The Bundle of Love) anime film in 2020, which ran in theaters from September to October that year.
Itō debuted the first Kenda Master Ken anime at the online Indies Anime Carnival event in May 2020.