Japorn
Ja-P-orn = Japanese Porn. Just fuse those two words together and shorten accordingly.
Mr Otachi: Ai, this is great Japorn, really turn me on.
Japorn
A term used to indicate extreme frustration at someone; generally calling the other person a 'japorn'.
"You japorn! You drank my tea!"
"Get out of my sight, you freaking japorn!"
"Get out of my sight, you freaking japorn!"