There is a whole line of NIS games people might not know about. They don't have any specific designation and header. However, each one is a 2D game focused on stories and puzzles, and people who enjoy one will likely love the others.
The Nerd Stash: "While many have forgotten Sony's underappreciated handheld, we still hold it near and dear to our hearts. Here are the rarest PS Vita games you can buy right now.
Liar Princess and the Blind Prince is a cute puzzle platformer game with all the charm of a vintage fairy-tale storybook mashed with a Tim Burton movie.
Is The Liar Princess and the Blind Prince as cute as it looks or just another half baked idea from an internal gamejam at NIS?
