immy Kudo, also known as Shinichi Kudo in Japan, is the protagonist of the anime and manga Case Closed, known in Japan as Detective Conan . He later takes on the alias Conan Edogawa after Arthur Conan Doyle and Edogawa Rampo. Jimmy Kudo was a well known High School Detective who helped solved cases which the police could not. One day, he investigates a suspicious man. Later he is attacked and forced to swallow a poison called the APTX 4869 which turns him back into a child. Now he lives with his friend and love Rachel Moore as Conan Edogawa who helps her father Richard solve cases, hoping that they will run into a case involving the strange men from the Black Organization who forced him to take the poison.