, known as simply Tetsujin 28 in international releases, is a 1956 manga written and illustrated by Mitsuteru Yokoyama, who also created Giant Robo. The series centers on the adventures of a young boy named Shotaro Kaneda, who controls a giant robot named Tetsujin 28, built by his late father. The manga was later adapted into four anime television series, a Japanese television drama and two films, one live action and one animated. Released in 1963, the first series was among the first Japanese anime series to feature a giant robot. It was later released in the United States as Gigantor. A live-action movie with heavy use of CGI was produced in Japan in 2005. The series is credited with featuring the first humanoid giant robot controlled externally via remote control by an operator. Plot In the final phase of the Pacific War, the Imperial Japanese Army were developing a gigantic robot "Tetsujin 28-go" as the secret weapon to fight against the Allies. However, Japan surrendered before they could complete its construction. After the war, Dr. Kaneda (the developer of Tetsujin 28-go) passed his robot to his son Shotaro Kaneda. Characters : The ten-year-old son of Dr. Kaneda. He is Tetsujin's assigned controller, with a deep emotional attachment to the robot. Shotaro is a boy detective famous throughout Tokyo, and in the manga, 1963 series, and 2004 series, can be seen frequently driving a car. : Dr. Kaneda's assistant, later Shotaro's mentor and guardian. He is caring and very dedicated to his work, but usually looks serious and deadpan. He is married, and has a son named Tetsuo. : The Chief of Tokyo Police. He is warm in personality and very enthusiastic, which isn't to say he doesn't take his job seriously. He is very close to Shikishima and also takes care of Shotaro, even acting as a surrogate father in the 2004 series. : A former intelligence officer who begins to help Otsuka and Shotaro's work. His appearances in the 1960s and 2004 series are starkly different; he is immediately Shotaro's ally in the 1960s, but in the 2004 series, his brothers Ryuusaku and Tatsu are killed during Tetsujin's revival, causing him to seek revenge for several episodes. In the original manga, he and Ryuusaku are the leaders of a criminal organization. : A reclusive mad scientist who created the robot Black Ox. He is calm and very knowledgeable,