Tetsujin 28-go

Tetsujin 28-gō , known as simply Tetsujin 28 in international releases, is a 1956 manga written and illustrated by Mitsuteru Yokoyama, who would also create 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.

From Wikipedia, licensed under CC BY-SA 4.0.