bad games

What are some obscure PS1 games that you've found to be absolutely horrible? I have a handful in mind (I don't want to say them because I'm interested in seeing if anybody else has tried them), but the one that strikes me as one of the worst is the JP exclusive, "C1 - Circuit" I downloaded...

With that I mean: A game that made a good impression on you at first. Everything worked; the gameplay was fun, technical aspects were nice, and the game had nothing wrong with it. But one day, you do something, or think about a specific part about it, and it hits you like a truck: A big part of...