Kitaro Mizuki is the main protagonist of the anime series "GeGeGe no Kitaro." He is a yokai boy who serves as a mediator between the human and supernatural worlds. Despite his youthful appearance, Kitaro is wise and courageous, often standing up for the weak and fighting against malevolent spirits. He possesses unique abilities, including the use of his detachable hand and his yokai friends' assistance. Kitaro's adventures highlight themes of coexistence and understanding between diverse beings, making him a beloved character in the series.