13 years old, Daiya is the young pilot of Gaiking. As 47th member of the Daikuu Maryuu crew, he joins in order to travel to Darius and find his missing father.   Daiya is full of courage and is the crew's most powerful member. He treasures all his fellow crewmates and friends and relies on them in battle. When piloting, hair changes from black to red-orange, mimicing a flame.

A boy, Tsuwabaki Daiya found a black fire in an ocean when he and his father were in a small boat. A big monster came out of the fire, and the father and the crews were disappeared into the sea. When he was about to become the next victim, a large mecka dragon appeared and saved him. 
5 years later since then, Daiya becomes a junior high school student. A big monster reappear, and he meets the mecha dragon,"Daiku Maryu". The head of the dragon separates from the body, and it turns into the body of a super robot, Gaiking. He gets in Gaiking, fights against the monster, and beats it. 
He learns that there is an enemy that plots to conquer the world, and he leaves for another world, Darius, to stop the plot. 
(Source: AnimeNfo)

__Agency:__ Aoni Production

[Profile](https://www.aoni.co.jp/search/tanaka-mayumi.html)

A Japanese actress, voice actress, and narrator. She received the Kazue Takahashi Award at the 5th Seiyu Awards.

Daiya Tsuwabuki