Tsuma Tsuma
English name: Wife with Wife
Genres: Hentai
Type: OVA, Episodes: 2
Aired: Jul 29, 2005 to Sep 30, 2005
Studio: Studio Ten
Source: Visual novel
Rating: Rx - Hentai
Synopsis:
Sakuraba Kotaro succeeded to a little grocery store from his dead father. With help of Nagisha, his mother-in-law, and Nagisa, his sister, he managed to keep the store. One day, a big supermarket, Kaneyu, urged him to deliver the shop. The man in charge of Kaneyu was his brother who had run away from home giving up his father's business. 

(Source: AnimeNfo)