Hitozuma Cosplay Kissa
English name: Cosplay Cafe
Genres: Hentai
Type: OVA, Episodes: 2
Aired: Mar 25, 2004 to Aug 25, 2004
Studio: Aiko
Source: Visual novel
Rating: Rx - Hentai
Synopsis:
There's a coffee shop that attracts a lot of customers, but not because of the coffee, but because of the waitresses who are all married women wearing outfits that normal waitresses wouldn't wear. 

But the story focuses more on the love life of Asahina Tomoya who's the temporary owner of the coffee shop. 

(Source: AniDB)