I'll start with one of the best. You can thank me later for this one.
ITT: Shows to watch with your GF
Jason White
Carter Morgan
Bible Black
Benjamin Miller
prisma illya
Dylan Morales
boku no pico
Landon Hall
Jesus Christ you autists get jelly mad easily.
Any SoL really. Or AssClass.
Asher Peterson
>3DPD
Disgusting.
Sebastian Rogers
Jin-roh: the wolf brigade
Jaxon Hill
I´m married mate. You two don´t fuck or what? Why the fuck would you watch anything with your girl friend if you don´t want to fuck?
Christopher Adams
Kuroinu episode 4 is a treat.
Noah Jenkins
I knew most people here wouldn't understand, but I figured they would ignore the thread, rather than take out their sexual frustrations on it.
SoL's are usually a solid pick. I've also had luck with Steins;Gate, Shinsekai Yori, and Jojo (Until we got to Stardust, she didnt like Jotaro).