Mifune drinks hard, yells, and he is the coach of the losers.  His methods are ancient and he pushes the campers to the mental and physical limit.  But there may be a method to his madness.
I can't forgive those 
high school bastards.
No perdonaré a esos de preparatoria.
Jamás les perdonaré estas humillaciones a esos universitarios.
Não aguento mais esses
 colegiais malditos.