Chievo will desperately be striving to repeat their remarkable feat of last term when they qualified for the Uefa Cup.
The acquisition of the young Ghanaian will bolster Luigi Del Neri's squad for a second assault on the higher echelons of Serie A.
Mensah joins Chievo for the campaign with a view to a permanent transfer if he impresses in the top flight.
He made 22 appearances in Serie B last season, scoring three goals and has previously been at Swiss club Bellinzona.
