Hans is a proud son of Levin Jakes and is often caught boasting about his father's position in the Police Force. He hopes he can match his father's success in the police force in the future.
Hans wears a white tank top, orange top and khaki trousers.
Hans gives the following puzzles in Professor Layton and the Last Specter:
"Hans is the son of Chief Constable Jakes and an aggravating braggart. He sings the praises of his father as if he were a saint and has earned the enmity of the Black Ravens. He one day aspires to match his father's tremendous bulk."