55		Dōsei (Windows, 1997)
54		Custom Mate 3 (Windows, 1996)
52		Biko 2 (Windows, 2000)
51		Interact Play VR (Windows, 2001)
50		Jinkō Shōjo 3 (Windows, 2008)
50		BotuPlay (Windows, 2006)
50		Hako (Windows, 2008)
50		SchoolMate (Windows, 2007)
50		Real Kanojo (Windows, 2010)
50		Wakeari! (Windows, 2011)
50		Jinkō Gakuen (Windows, 2011)
50		Sexy Beach 3 (Windows, 2006)
50		HomeMate (Windows, 2009)
50		Jinkō Shōjo 2 (Windows, 2004)
50		Idol Janshi Suchie-Pai Fan Disc (Windows, 2002)
50		RapeLay (Windows, 2006)
50		Sexy Beach 2 (Windows, 2003)
50		Biko 3 (Windows, 2004)
50		Oppai Slider 2 (Windows, 2005)
41		Mahō no Shippo na (Windows, 2001)
40		Mahō no Shippo na 2 (Windows, 2002)
40		Mahō no Shippo na 3 (Windows, 2003)

Notes: Games similar to UltraVixen, Games like UltraVixen, Akuma Studios, PIXIS Interactive, Inc., Windows, Simulation, Anime, Manga, Adult, PC, Game Similarities.