LSD - Dream Emulator [Limited Edition][jap] PSX-PSP (indolemugen (download torrent) - TPB
This is the URL for the torrent I used. Though after I downloaded for that I had to extract the ISO from it, because the file type is so you can use it on one of those PSP's running firmware. This is the program I used to extract the ISO:
PSX2PSP v1.2 - Popstation GUI - MaxConsole Forums(this is the same program i used, but not the same site i dl it from.