find anime

Could anyone give me the titles of these works? A link to a getchu/dlsite page would be very appreciated. Please and Thanks! :) 1.) 2.) 3.)

A long while ago I watched an episode of an anime/hentai, but I can't remember it's name & most of the plot of what I watched. I say anime/hentai because I can't remember if it was anime or hentai. I do remember the main character was an escorting someone of nobility somewhere, and he/she...

Hi. Is there someone here who knows what title is this hentai, where a girl student wants to commit suicide by jumping off at the top of the school building then suddenly a boy came over and talked to her not to jump. And that if she really wants to commit suicide, he asks her to let him fuck...