Hitozuma Harem Koko wa Hitozuma Rakuensou  

人妻ハーレム～ここは人妻楽園荘～

Akihiko has no job, dream and money. When he is at a loss what to do, he meets Tomiko by chance. She owns an apartment house, and offers him to become a caretaker for it. He accepts her offer, and starts working there as a caretaker. But, what awaits him is a bunch of sexually frustrated housewives....