Long Live The Queen is a character raising simulator, in which the player takes control of Princess Elodie, the Queen-to-be of a Kingdom whose previous monarch, her mother, has recently passed away. The goal is to finish the game and become Queen while avoiding being killed.
Analogue is a half-visual-novel, half-command-prompt investigation game. The plot is centered around a Generation Starship named The Mugunghwa, a Korean venture into space, with the goal is establishing a colony at a near-by star system. The ship lost contact and never arrived at its destination.
The last game available in retail stores in North America for the PSP, Sweet Fuse is an Otome mystery-solving Visual Novel. The game's characters are hostages inside a theme park. The protagonist, along with 6 others, is then forced into a survival game, in which the lives of the other hostages are at stake.
Cho Dengeki Stryker is an action and story driven tale, with choices and multiple endings, featuring quite an interesting plot proposal: What if Shonen-manga characters existed in the real world?
I recently heard of all those new Visual Novel games that would be soon coming to Steam, Planetarian was the one that pleased me the most. The game was part of almost every single recommendation chart for VNs, & because of that, most Visual Novel players were already familiar with the game. Thanks to its official western release, more people can fully appreciate it.