From December 1, 2019, the Japan Patent Office (JPO) and the Brazilian Industrial Property Office (INPI) will conduct a two-year trial of the PPH that removes restrictions on the technical field.
As a result, applicants can obtain patent rights at an early date in Brazil by using PPH.
Japan Patent Office
https://www.jpo.go.jp/system/patent/shinsa/soki/pph/japan_brazil_highway.html