Kyouiku Shidou The Animation (Lecherous Lessons)

Synopsis

Yoshiyuki loves having sex with girls. He is now a teacher and enjoys sex life with female students. Now that he has had sex with almost all of students, he decides to move to a different school. His next school is a famous girls' school.... He meets various pretty girls there and soon plans to give "educational guidance" to them.... (Source: ErogeShop)