Abdi-Riša was a ruler-'mayor' of Enišasi, during the period of the Amarna letters correspondence (1350–1335 BC).
Another mayor of Enišasi, Šatiya, is found in the Amarna letters corpus.
363 is a unique letter, being part of a letter–series, (by the same scribe): the Amqu being the "Beqaa Valley area" of Lebanon.
EA 363, title: "A joint report on Amqu (4)" The actual written name used for Enišasi in this letter is: Ešasi.
You can help Wikipedia by expanding it.This article about subjects relating to ancient Egypt is a stub.