↑ Web Novel Arc 28 Chapter #338, Touya mentioned Elze's age as 15 years old. In Another World With My Smartphone Wiki Эльза Силхеска / Elze Silhoueska
is a central protagonist in the series In Another World with My Smartphone . Known for her fiery spirit and silver hair, she is the older twin sister of Linze Silhoueska and eventually becomes one of the nine queens of the Duchy of Brunhild after marrying the protagonist, Touya Mochizuki. Profile and Personality Elze Silhoueska
She is introduced at 15 years old in the early arcs of the light novel. ↑ Web Novel Arc 28 Chapter #338, Touya