The first time he appears, Moyuru beat up Koichi and assaulted Pop Step along with his friends Soga and Rapt, showing that he was nothing more than a bully who enjoyed mocking and humiliating those who were weaker than him.

Following his defeat at the hands of Knuckleduster and his arrest, Moyuru's behavior changed for the better. He no longer bullies other anymore, showing a calmer and more respectful attitude towards other people, especially towards his friends. He also respects Koichi, calling him "Big Man", despite the fact that they attacked him. He is also attentive to those who are convalescing, preparing food for them and bringing stuff for them to entertain during recovery.

For his voice, give him a kind of deep voice for like, a big character