Flutter of Birds: Tori-tachi no Habataki
English name: Virgin Touch
Genres: Hentai
Type: OVA, Episodes: 2
Aired: May 24, 2002 to Aug 23, 2002
Studio: Arms
Source: Visual novel
Rating: Rx - Hentai
Synopsis:
Yusaku is heading home for the first time in eight years. He is a medical student about to take on a summer internship in the country working at his uncle's clinic. While on the train, he becomes smitten with a young woman sitting across from him, but is unable to summon the courage to speak to her. When he arrives in his hometown, he is reunited with friends from his childhood, and get introduced to gorgeous nurses, patients, and mysterious young girls. It is only a matter of time before Yusaku runs into the beautiful woman he saw on the train. 

(Source: AniDB)