Worst Gaiden Mr. Zetton

Chapter 3: Dead Delinquents Society
Chapter 2: Teacher Under Fire
Vol.1 Chapter 3.5: The Miracle Worker
Chapter 2: Teacher Under Fire
Vol.1 Chapter 3.5: The Miracle Worker
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?!