They all call me Great Master - Chapter 125 - 122 "Spirit Mediums" naturally have their own methods!

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

When traveling back to Japan's late Muromachi Era, how to survive becomes a significant challenge!Now, Harano must live well under this high-difficulty challenge!

A classic villainess/heroine tale that puts a new twist on the genre. This Industrial Era fantasy tells the story of Nadia—a secret agent with a dry love life and an unhealthy addiction to visual novels—as she Transmigrates into the body of Vivian Moore, the villainess of the novel, from a family of business CEOs.All the destruction flags were raised, and Vivian was at the end of her rope. Her life was about to take a turn for the worst, but with Nadia behind the wheel, she seized Fate by the hairs of its head and yanked it into a sharp U-turn.No more weakness was allowed! If something wanted to get rid of her, she would stab it to death. If someone wanted to trample over her, she would shoot them into a beehive. And there was no stopping her because she had the strongest weapon a main character can have: the System!

It was a life without regret. My parents were in good health, and I wasn’t homey enough for me to combine my studies and part-time jobs.