It is relatively expensive, at .95, be it for a physical or digital copy, but if it lives up to its reputation, it may be worthwhile.
Here's the description from the webpage, so you don't have to go far to read about the game.
order=9&q=Sim Date&offset=24#/d4bfzyi Kingdom Days - Lunar Days - Mini Valentine's Day -
The game apparently has branching paths, multiple "partners," multiple endings, and full on "adult" scenes, which are uncensored.
There are many similar, but ultimately inferior, games which have been developed by English speaking fans, drawing inspiration from the Princess Maker franchise.
These games include but are not limited to Cutie Knight Deluxe, Prince Maker, Long Live the Queen, and Spirited Heart Deluxe.
q=gallery:leaglem&qo=6 Cafe Rouge II - Chrono Days - Festival Days -
qh=§ion=&q= Sim Date#/d2wmqgo Idol Days - Kaito Len -