Ore wa Yuka de Nemasu!

Asato, who has zero resistance to women, moved to Tokyo to start university and found himself in a house for couples only! What awaited him in his room was Reiri, a mysterious woman who was supposed to be Asato's partner. This is the story of a young man who finds himself in the midst of the most difficult time of his life. A thrilling love comedy! (Source: Shonengahosha, translated)