Games like Sengoku Rance
House Party
House Party, in its concept and sense of humor, is inspired by the adventure style games of the 80s and 90s like Leisure Suit Larry and Monkey Island, but it is rendered in a beautiful full-3D first-person context.
HuniePop
HuniePop is a 2015 adult dating sim/match-3 puzzle game published and developed by HuniePot. Funding for the game was raised via Kickstarter. It is available in two versions, one censored and one uncensored, although the censored one can easily be patched. The game follows a player (can be male/female) trying to woo a variety of women by going on dates with them, giving them gifts and talking to them.
Sexy Beach 3
Sexy Beach 3 is the third game in the Sexy Beach franchise developed by Illusion Software.
Oppai Slider 2
In Oppai Slider 2, the player can choose between three different scenarios, each starring a girl in a different role: a nurse (with the player as a doctor), a maid (whose master is the player), and a "sailor", who is simply a girl the player has to teach how to swim. It is actually the same girl, named Asakura Koyori, in three different stories.
Sexy Beach Zero
Sexy Beach Zero is the fourth game in the pornographic Sexy Beach franchise developed by Illusion Software.
Artificial Academy 2
Artificial Academy 2 is an eroge high school social simulation, sequel of Artificial Academy. Create and play up to 25 students of varying gender, orientation with interaction abilities and personal inclinations. Make friends and lovers as the class competes for achievements in academics, athletics, popularity, and romance.
Artificial Girl 3
Artificial Girl 3 is an eroge (hentai game) and is the sequel to Artificial Girl 2. The gameplay involves being a guy and living a life with one or many girls (whose various characteristics are set by the player). The game is considered by the playerbase to be one of Illusion's finest games.
HaremMate
HaremMate is an eroge created by the Japanese H-game company Illusion. HaremMate is also the first Illusion to use Unity game engine, followed by the same company's Play Club,
Tsumamigui
A visual novel from Alice Soft.
RapeLay
RapeLay drew a great deal of controversy and made global headlines when western press and politicians discovered it back in 2009. It eventually led the Japanese government to start regulating the sale of rape games.