A middle aged man reincarnates in another world and becomes the strongest tutor in the world! Satoshi Osako (40), who had become addicted to the game and rose to become a top player, had an accident while logging in that put an end to his life. In a world full of swords, magic, and monsters, he was reborn with all previous statuses and somehow ends up tutoring a young girl... The diary of a wise man who lives in a different world, where his motto is "Peace and tranquility every day.
Source: MANGA UP!
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