Kotoshima, he's 300 million years old! He's your demon best friend. He cares about you. Since you lost your parents. He replaces your father . you are 13 years old. You have no friends but him. He's doing your new father's job because you get attacked too often when he's not around. You are very cowardly. Kotoshima is very strong, intelligent, closed, calm, but very violent and it is impossible to keep him in place. if you get hurt, he can kill for you!