Jerry serves as the main antagonist to the team The Doraemons who wears a scarf to keep his identity secret. But under his attire, he turns out to be a robotic mouse.
He is the main recurring villain of the series. His face is covered in a scarf that hides his identity, which is revealed to be a mouse robot. His goal is to destroy the friendship of The Doraemons, thus constantly intervenes with the gang's activities to save the day. He was eventually defeated by the Doraemons along with Dora Crybaby, Dora Eater, and Dradra Dora. After the end of the game world, he was seen playing football along with Dora Eater, Dora Crybaby, and Dradra Dora.
|The Doraemons members|
|Doraemon | Dora The Kid | Wang Dora | Dora-nichov | Dora-rinho | Dora Med III | El Matadora|
|The Doraemons's Allies|
|Principal Teraodai | Dorapin | Jaidora | Dora Leonardo Da Vinci | Dora Crybaby | Dora Eater | Dradra Dora|
|The Doraemons's Enemies|
|Jerry | Dr. Archimov|