The Diary of a Middle-Aged Teacher's Carefree Life in Another World Anime Details and Episodes 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… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusAiringScore55/100SourceLight novelCountryJapan Action · Adventure · Comedy · Fantasy Isekai · Male Protagonist Arafou Kenja no Isekai Seikatsu Nikki (Source) · Arafou Kenja no Isekai Seikatsu Nikki (Alternative) Tensei Majutsushi no Isekai Seikatsu: Gensaku Chishiki de Sekai Saikyou · I Parry Everything: What Do You Mean I'm the Strongest? I'm Not Even an Adventurer Yet! · Dorei Tensei: Sono Dorei Saikyou no Moto Ouji ni Tsuki · Isekai One Turn Kill Nee-san: Ane Douhan no Isekai Seikatsu Hajimemashita · Into the Deepest, Most Unknowable Dungeon