Nas Lariin, a Valon, served as the mayor of Lonisa City situated on Valo. He was also the father of Jom Lariin. He witnessed the Nihil's attack on the Valo Republic Fair.
The character of Nas Lariin was conceived specifically for the Star Wars: The High Republic initiative in publishing. His initial appearance was in The High Republic: The Rising Storm, a novel penned by Cavan Scott and released to the public in 2021.