Oshiete! Yuiko Sensei [Ecchi] o Oboeru Otona no Seikyouiku Lesson!!

Main character successfully graduated as sex expert, but lost memory in a traffic accident. Yuiko who comes to tutor is shocked that all sex lessons are needed to start again. But childhood friend and neighbor Eiko is not happy about these relations. How will sex education end? [From [url=https://vndbreview.blogspot.com/2020/06/vn-of-month-december-2007-dies-irae.html]vndbreview[/url]]