Boy/man school linked stories adult

Serie 1: Oteuchi Kakugo
Serie 2: Kakeochi Kakugo
Kyouta Sakurai is a student in the second grade of a prestigious high school. He is suddenly assigned to be a chairman of the students council, instead of Kei Mikami, a very beautiful, respected and intelligent vice-chairman. The members of the council are cold to Kyouta because of that and Kei says to him "You are just a symbol. I will do everything instead of you". But Kyouta still tries to be as good a chairman as he can. When he is nearly rape

Serie 1: Oteuchi Kakugo
Serie 2: Kakeochi Kakugo
The Student Council President, Sakurai-kun and Vice President, Mikami-san are in their honeymoon period. Their council work has come to an end now that they are 3rd year students, and from now on, they are going to enjoy days filled with love. Suddenly, Mikami-san's grandfather comes suddenly from England and wants to take Mikami-san back with him as his successor..!?