You might want to rethink that import, since getting games onto your PSVita TV might not be as simple as you’re used to.
Reports are in that the PlayStation Vita TV will not support use of the PlayStation Store unless you’re using a Japanese account. That is to say, it’s impossible to directly download PlayStation Vita games to your PlayStation Vita TV through the internet.
A bit of light in the dark though; as you can use physical copies from all regions on the device, as well as potentially being able to download your titles on a PlayStation Vita using the same account you use for your PSVita TV, then swapping the memory card between devices.
More news on this as we get it.