Di Gi Charat, often referred to as Dejiko, is the main character and mascot of the anime series 'Di Gi Charat'. She is a catgirl with distinctive green hair and a pair of cat ears, and she usually wears a maid-like outfit. Dejiko comes from the planet Di Gi Charat and dreams of becoming a famous idol on Earth. She is known for her energetic and sometimes mischievous personality, often using her signature 'Nyo' at the end of her sentences. Her role in the series involves various comedic adventures with her friends as they navigate life on Earth and pursue their dreams.