Deathferd

Masato Kazama is a character created by who first appeared (outside of flashbacks) in episode 7 of the 1996 tokusatsu series, Seven Star Fighting God Guyferd titled Crown's Strongest Warrior.

Seven Star Fighting God Guyferd
Masato was mentioned and seen in photographs long before he appeared in person. He was kidnapped by Crown while his brother Gou Kazama was out traveling the world. While he was in Crown's custody, Masato was converted into a Guyborg. Masato is eventually rescued by Gou, and Masato decides to help him to defeat crown.