Tokyo: Ace Teacher

Reborn in an island country in a parallel world, Hiiragi Tanaka chose to become a teacher and took over a problem class in order to adapt to the world's high emphasis on education and activate his own system. He originally thought that with his own strength and system assistance, he could easily win the title of "No. 1 Teacher in the Island Country", but he did not expect that the real challenge far exceeded his expectations...