Time of Mantis - Husbands impregnated by their wives -

In near future, in J country where the female dominates, Lyn and Yuuta get married. Lyn is a female entrepreneur who builds her life based around a female-dominated society, while Yuuta is a naive programmer who has a conventional idea of the equality between men and women. Thus Lyn and her friends "educate" and correct him so that he would accept the idea of predominance of women over men. He develops his masochistic character and ends up accepting to carry Lyn's baby in his own belly...