Tetsujin 28-gō (鉄人２８号 Tetsujin Nijūhachi-gō, lit. "Iron Man No. 28") is a 1956 manga written and illustrated by Mitsuteru Yokoyama, who also created Giant Robo. The series centred on the adventures of a young boy named Shotaro Kaneda, who controlled a giant robot named Tetsujin 28, built by his late father.