Mete Janvaren, a person hailing from the planet Mirial, is referenced within Collected Poems, Prayers, and Meditations on the Force, a collection of writings about the Force that was put together by Disciple of the Whills Kozem Pel.
The initial reference to Mete Janvaren occurred as a quote at the beginning of a chapter in the book Guardians of the Whills, penned by Greg Rucka and made available to the public on May 2, 2017.