Ryoujoku Hitozuma Onsen
English name: Spa of Love
Genres: Hentai
Type: OVA, Episodes: 2
Aired: Oct 25, 2005 to Jul 25, 2006
Studio: Kazuki Production, Studio March
Source: Visual novel
Rating: Rx - Hentai
Synopsis:
This is a historic Japanese style hotel, but after Yuji began to work part-time, everything has gone wrong. First, the young landlady and a waitress fell victims to him. Not being satisfied with them, the next games he aims at are three young married women staying at the hotel.

(Source: AnimeNfo)