I Never Taught You That! Anime Details and Episodes Masaki Tsuji is a divorced high school teacher in his early 30s. Lately, he's been running into a groper on his train ride to work. At first, he thought… Series info Watch free DetailsFormatMangaStatusFinishedScore56/100SourceOriginalCountryJapan GenresRomance TagsBoys' LoveAge Gap RelatedListen to Your Teacher! (Sequel)