Worst Gaiden Mr. Zetton

Vol.3 Chapter 10: The Delicate Delinquent
Chapter 9: Blackboard Jungle
Chapter 11
Chapter 9: Blackboard Jungle
Chapter 11
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?!
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