[Q] buying a used one, help plz. topic

Hi guys.
i'm a sony user of old X10 and Zl
but now i got a good deal in a z2 tablet. could you tell me from what country this one could come? if it's really a original device.

i'm asking cause the package is still "locked". the person says he got as a prize and already have his personal device.

Tnks team