Title: Taimanin Murasaki ~Kunoichi Kairai Dorei ni Otsu~
Original title: 対魔忍ムラサキ～くノ一傀儡奴隷に堕つ～
Length: Short (2 - 10 hours)
Year: Japan 2008-10-24, English Patch v1.03 2015-04-15
Developer: Black Lilith
Publishers: Anime Lilith & Black Lilith
Language: English
Voice: Japanese
Translation: Rattan Man Translations

Description:
Enter Kiryuu, the evil, merciless witch doctor!
This game is played from the perspective of a witch doctor by the name of Kiryuu.
Kiryuu is a black hearted man who has produced countless female sex slaves, be they human or demon. Now he uses his s*s to send Murasaki and Sakura to a private hell of their own.
Kiryuu has more enemies than just the ninjas! A hell knight called Ingrid is on a quest to overthrow him, using methods such as a spectre's curse to weaken his body. Will he live or die? The outcome of the story is up to the player!

Important:
1. No need to install prepatched version.
2. You need to change locale to Japanese.
http://erogedownload.com/faq/changing-to-japanese-locale-on-windows-7/

Screenshots: