Watch anime online, stream anime episodes online for free.Watch Great Teacher Onizuka Episode 25 English version online and free episodes. Anime Episode guide, Chapter Great Teacher Onizuka Episode 25 English dubbed Playing Doctor – GTO Style A new member of staff has arrived at Holy Forest high school and it’s the new school nurse, Nao Kadena. She already has boosted the boys’ hormones up with her seductive appearance and her cosmetic product business has got the girls on her side. Fuyutsuki confronts her but is ousted for being jealous and Nao makes a wager with her. Reluctant to except, Onizuka takes Nao on her wager on what teaching method would be better.