Sato attended St. Theresa's College where she attained a BA Major in Political Science in 1973 where she was included at her college's dean's list.

[3] In 1986, she accomplished a program on instructions of lawyers-international law and taxation at Harvard University School of Law and in 1987 she completed her urban studies and planning at Massachusetts Institute of Technology.

[3] In 1988, Sato was elected as vice governor of Occidental Mindoro until 1992.

Then after her sixth term as governor, she was again elected as congresswoman of Occidental Mindoro.

[4] In 2022, she filed her candidacy for governor in the 2022 Occidental Mindoro local elections.