Hello Bortz
I'm wondering, where did you find PS4 version of Disgaea 1 Complete? it's not on PSN or PSNow, and there's no link to that game from your profile
It's a Bortzanator's exclusive!
Click on your profile pic in the top right corner, and you'll get the profile menu popup, with the profile icon highlighted at the top, and the "bookmarks" banner next to it in gray. Click on that icon and you'll get a list of your bookmarks.