Dokusen
English name: Submission Central
Genres: Hentai
Type: OVA, Episodes: 2
Aired: Mar 8, 2002 to Jun 7, 2002
Studio: Y.O.U.C
Source: Visual novel
Rating: Rx - Hentai
Synopsis:
Kaoru wants Kyoshiro's girlfriend, Tsumugi, for himself. He meets Kyoshiro in a chat room and they make a contract. Kyoshiro and Kaoru will take turns training Tsumugi to be a sex slave, and they'll record their progress on a website. At the deadline, all the site's visitors will vote on which one of them deserves to be Tsumugi's boyfriend.

(Source: ANN)