Sekijiro Kan

管赤慈郎 ブラドキング / 管 赤慈郎（かん せきじろう）

Blood Hero. Homeroom teacher of Class 1-B. A muscular man with fangs protruding from his lower jaw and a cross-shaped scar on his left cheek. He is hot-blooded and sees Class 1-A as rivals. Due to their long association, he interprets Hound Dog's dog language. "Quirk": Blood Control. He can freely manipulate his own blood.