Pilot Name: Kohta Azuma
Voice Actor: Takuma Terashima
Theme Song: None
Transforms Into: Fighter Roar
Games Appeared: Original Generations and Original Generation Gaiden.
He's a 17 year old Japanese high school student that lives in Tokyo's Asakusa district. He's the grandson of Kisaburo Azuma, an inventor in town. He has a strong sense of justice.
During an attack by the Shura, he transforms into Fighter Roar with the help of Warrior Roar. He managed to call upon Compatible Kaiser, and used it to fight against the evil that was attacking the city.
His younger sister, Shouko, was kidnapped by Folka, and brought to the Shura castle, Swordian. Kohta went out to save Shouko from them.