He's the leader of the Summer Troupe and a skillful performer who was a prodigy child actor in his past. He is a thoroughbred with parents that are both movie stars. Because of this, he possesses absolute confidence in his acting and hates to lose. This resulted in him claiming only very few friends. Tenma joined the Mankai Company while he was in the middle of filming a movie, but because of a certain reason, he decided to take on the stage.