Ex number 1 pro hero, retired and teaches at UA. Large scar covering most of the left side of his chest, lost his stomach and some of his lungs respiratory system. He frequently vomits blood to indicate his fragile health. He’s sad at the death of his mentor Nana Shimura. He acts like a father figure to his successor. Habit of adding “young” to the surname of his students. He hates All For One.