just had a look and they all look to be stuck on with 3m tape, personally i will be leaving the badges on as HYBRID says the future is here and im in it 
a good soak with wd40 will soften the glue,
a good soak with wd40 will soften the glue,
lucky the dealer only put their name on the number plates so no messy badges for me,MarkyMUK said:I just took the dealer/toyota decals on the glass off.
Albeit being a pain to wax or polish around I'll be leaving my badges on, typically when I see an unbadged car I always assume they've the lowest in the engine range and want it to look like one with a larger lump.
Usually a hair drier and some dental floss does the trick if you're keen?