Di Gi Charat (a.k.a. Dejiko) - along with Petit Charat (a.k.a. Puchiko) and Gema - travels to Earth as part of her training to become a full-fledged princess. They crash on a small town in Japan, where they meet the Omocha brothers (who spend most of their time thinking how cute Puchiko is) and Mr. & Mrs. Ankoro (an elderly couple that makes Japanese sweets).

Panyo Panyo Di Gi Charat is the prequel to the popular anime series Di Gi Charat. It features Princess Dejiko and Puchiko as young children home at planet Di Gi Charat. The two and their friends Meek and Rinna set off to bring happiness to the citizens of planet Di Gi Charat, while Piyoko and Deji Devil try to stop them.