Pronouns vary by region/ethnic area and depend on the ethnic group of the person spoken to.
[1][2] Properly addressing people in Indonesian is important and learnt from an early age.
[3] Indonesian royalties use the title "Sri" and "Prabhu" to address the names of kings and monarchs, usually in Indianized kingdoms which had Hindu/Buddhist influence located in the islands of Sumatra, Java, Bali, Borneo, and other places.
Important to note, Indonesian pronouns can all be used in second and third-person singular and even in first-person.
[3] Example by case: An informal way to address a significantly older person is to use Om, Paman, Bibi or Tante, which mean "uncle" and "aunt".
"Mas" and "Mbak" are also used as formal honorifics for men and women in Java generally.