Incorrect audio format or corrupted patch files. Fix: Go to Yakuza0\media\ and delete the movie folder. Then, re-extract the original movie files from the base game backup. The Update v3 does not modify video files; this is often a residual issue from a bad base install.
Support for ultrawide displays has been further refined, ensuring the cinematic scale of the game isn't lost on larger monitors. FOV Slider: yakuza 0 update v3 2plaza work