Worst Gaiden Mr. Zetton

Vol.10 Chapter 37: To Cross the Rubicon
Vol.10 Chapter 36: Enter the Dragon
Vol.10 Chapter 38: Pawn Stars
Vol.10 Chapter 36: Enter the Dragon
Vol.10 Chapter 38: Pawn Stars
After years of studying, Hanazawa Saburou, AKA Suzuran's legendary Zetton, has finally become a high school teacher. But on his first day at work, the principal tells him he was actually hired not to teach, but to make the students of his homeroom class drop out of school?!