Manga XXX - Harem Time The Animation Feast

Based on a manga created by tosh. Satou Reiji's life was forever altered when his true ancestry was uncovered. Reiji is the son of a wealthy businessman who just died away, and he has lately taken over as the new lord of the Kamiyama household. There is, however, a catch. In order for him to be officially admitted into the house, he must produce an heir, and in order to do so, he must pick a woman from his very own harem!