Depending on your platform, downloading language packs differs slightly.
: In the main menu (Audio tab), Japanese is selectable but greyed out. Fix : You have downloaded the pack, but the game didn’t restart to index it. Quit the game completely (close the application on PS5/PS4 or exit via launcher on PC). Reboot your console/PC. Upon relaunch, the option will turn white. ghost of tsushima directors cut language packs upd