Title: Kangoku Senkan ~Hidou no Sennou Kaizou Koukai~
Original title: 監獄戦艦～非道の洗脳改造航海～
Length: Short (2 - 10 hours)
Year: Japan 2007-03-23, English Patch 2009-01-04
Developer: Anime Lilith
Publishers: Anime Lilith
Language: English
Voice: Japanese
Related Anime: AniDB
Translation: Dark Translations

Description:
The next target of the captain of the battleship Jasant, Major. Donny Bohgan, is beautiful army officers Rieri Bishop and Naomi Evans who have an inordinate level of popularity among people, and also, are Donny’s hateful enemies he got hurt by.

Brainwash the two female officers in the space battleship and give them a hard time to change them into someone else.

Important:

1. You need to change locale to Japanese.
   http://erogedownload.com/faq/changing-to-japanese-locale-on-windows-7/

2. No need to install.

Screenshots: