Тоя Акіра

Hikaru's biggest rival and Kaio Middle School student. The son of Koyo Toya, Akira is already a very strong Go player when Hikaru first begins playing and is amazed by Hikaru's seemingly impossible strength. Since his first game with Hikaru, Akira has been obsessed with discovering the secret behind his strength. Akira has faced Hikaru again and won, but still sees a lot of strength within him. As the series progresses, they continue to play each other, but it always ends in an argument.