Also known as: VHゲーム01, VHゲーム, vhゲーム, ViolatedHeroine
An erotic roleplaying game created with the RPG Maker 2000 engine, first released in 2009. Many of its original creators were anonymous and had never fully completed the game themselves, leaving all further development and translation efforts to fans.
An official development channel on Discord started by original dev Anwyll can be found here.