Explanation

Italy is correct because it reopened seasonal and non-seasonal work visas for Pakistani nationals under its 'Decreto Flussi' for 2020-21. Sweden is incorrect because the question specifies a country that issued this particular decree. Japan is incorrect because it did not issue this specific visa schedule mentioned in the question. Germany is incorrect because it was not the country that reopened visas using the 'Decreto Flussi' for Pakistan.