almost 3 years ago - Roxx - Direct link

Localization, translation, and dubbing takes a massive amount of time (there are around 3 million words of text in-game alone), and we were only able to obtain and announce rights to South America last November: November Team Update: New Countries Added - News | Lost Ark - Free to Play MMO Action RPG

While we may consider working this on the future, because of the closeness to launch, it was not possible to fully support an additional language

almost 3 years ago - Roxx - Direct link

Since we have been focused on getting the game ready for launch, it is not something we have started working on in the meantime