My father travelled to occupied Japan in December 1945.
More Examples
Used in the Middle of Sentence
I occupied her friend while he made his proposal.
Long even before the last tenant had occupied it, the room had been regarded with fear and aversion, and the end of that last tenant had in no way lightened the gloom that hung about the place.
The posterior margin of TMP 2011.051.0001 has four episquamosal loci, all of which are occupied by well-fused episquamosals.
Meaning of occupied for the defined word.
Grammatically, this word "occupied" is an adjective. It's also a verb, more specifically, a verb form.