sentences:  Despite his gruff demeanor, he actually cares deeply for his pupils.He considers the bloodline of a student's Makai Knight family to be of no importance, instead focusing on if the person in question has the strength to protect others, and that one should try his or her best even though chances might be slim.Wataru happened to have Kouga under his tutelage while a boy, playing a vital role in helping to foster the youth into who he is now.