Here is mine:
a
It is the kunreisiki romanization of 'houkouonchi' which in kunreisiki is houkouonti with all the extra o (and long o IE: ou) taken out becoming:
hokonti
Which.. btw.. Means no sense of direction.. LOL I doubt anyone ever gets my license plate. Wouldn't be surprised if even japanese speaking people might not immediately get it.
Here is a picture of mine (with no license plate) in my dad's garage next to his 350z:
His is 'Z Cubist'. He likes rubix cubes... Heh...